# 30 centimeters in kilometers

## Conversion

30 centimeters is equivalent to 0.0003 kilometers.

## Conversion formula How to convert 30 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.

$1 ⁢ cm 30 ⁢ cm = 1e-05 ⁢ km x ⁢ km$

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

$x\mathrm{km}=\frac{30\mathrm{cm}}{1\mathrm{cm}}*1e-05\mathrm{km}\to x\mathrm{km}=0.00030000000000000003\mathrm{km}$

Conclusion: $30 ⁢ cm = 0.00030000000000000003 ⁢ km$ ## Conversion in the opposite direction

The inverse of the conversion factor is that 1 kilometer is equal to 3333.33333333333 times 30 centimeters.

It can also be expressed as: 30 centimeters is equal to $\frac{1}{\mathrm{3333.33333333333}}$ kilometers.

## Approximation

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

## Footnotes

 The precision is 15 significant digits (fourteen digits to the right of the decimal point).

Results may contain small errors due to the use of floating point arithmetic.