3 centimeters in kilometers

Conversion formula
How to convert 3 centimeters to kilometers?

We know (by definition) that: $1\mathrm{cm}=1e-05\mathrm{km}$

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

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

Conclusion: 3 ⁢ cm = 3.0000000000000004e-05 ⁢ km

Conversion in the opposite direction

The inverse of the conversion factor is that 1 kilometer is equal to 33333.3333333333 times 3 centimeters.

It can also be expressed as: 3 centimeters is equal to $\frac{1}{\mathrm{33333.3333333333}}$ kilometers.

Approximation

An approximate numerical result would be: three centimeters is about zero kilometers, or alternatively, a kilometer is about thirty-three thousand, three hundred and thirty-three point three three times three centimeters.