Conversion formula exactly how to transform 180 pounds to kilograms?

We recognize (by definition) that:1⁢lb≈0.45359237⁢kg

We can set up a ratio to solve for the variety of kilograms.

You are watching: How many kg is 180 pounds


Now, we cross multiply to resolve for our unknown x:




Conversion in the opposite direction

The train station of the conversion variable is that 1 kilogram is equal to 0.0122479034547154 time 180 pounds.


An approximate numerical an outcome would be: one hundred and eighty pounds is around eighty-one allude six 5 kilograms, or alternatively, a kilogram is about zero allude zero one time one hundred and also eighty pounds.

Units involved

This is just how the units in this conversion room defined:


The lb or pound-mass (abbreviations: lb, lbm for most pounds) is a unit of mass offered in the royal units, United says customary and other solution of measurement. A variety of different meanings have been used, the most typical today gift the worldwide avoirdupois lb which is legally characterized as precisely 0.45359237 kilograms, and also which is divided into 16 avoirdupois ounces.<3> The global standard symbol for the avoirdupois lb is lb.The unit is lower from the roman libra (hence the abbreviation lb). The English word lb is cognate with, amongst others, German Pfund, dutch pond, and Swedish pund. All ultimately derive indigenous a borrowing right into Proto-Germanic of the Latin expression lībra pondō a lb by weight, in which words pondō is the ablative situation of the Latin noun pondus.

Wikipedia web page of pounds


The kilogram is the basic unit of mass in the global System of devices (the Metric system) and is identified as being same to the massive of the worldwide Prototype that the Kilogram. The avoirdupois (or international) pound, provided in both the imperial and also US customary systems, is defined as exactly 0.45359237 kg, do one kilogram roughly equal to 2.2046 avoirdupois pounds. Other timeless units the weight and mass approximately the world are also defined in regards to the kilogram, do the IPK the main standard for virtually all units of fixed on Earth.

See more: 40 Ml Equals How Many Ounces Conversion, Convert 40 Milliliters To Ounces

Wikipedia page of kilograms


<1> The precision is 15 significant digits (fourteen digits to the appropriate of the decimal point).