120 kilometers in centimeters

Conversion formula
How to convert 120 kilometers to centimeters?

We know (by definition) that: $1\mathrm{km}=100000\mathrm{cm}$

We can set up a proportion to solve for the number of centimeters.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 120 ⁢ km = 12000000 ⁢ cm

Conversion in the opposite direction

The inverse of the conversion factor is that 1 centimeter is equal to 8.33333333333333e-08 times 120 kilometers.

It can also be expressed as: 120 kilometers is equal to $\frac{1}{\mathrm{8.33333333333333e-08}}$ centimeters.

Approximation

An approximate numerical result would be: one hundred and twenty kilometers is about twelve million centimeters, or alternatively, a centimeter is about zero times one hundred and twenty kilometers.