7 kilometers in centimeters

Conversion formula
How to convert 7 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: 7 ⁢ km = 700000 ⁢ cm

Conversion in the opposite direction

The inverse of the conversion factor is that 1 centimeter is equal to 1.42857142857143e-06 times 7 kilometers.

It can also be expressed as: 7 kilometers is equal to $\frac{1}{\mathrm{1.42857142857143e-06}}$ centimeters.

Approximation

An approximate numerical result would be: seven kilometers is about seven hundred thousand centimeters, or alternatively, a centimeter is about zero times seven kilometers.