18 inches in meters
Result
The conversion result is: 18 inches is equivalent to 0.4572 meters.[1]
Conversion formula
How to convert 18 inches to meters?
We know (by definition) that: 1 in = 0.0254 m.
We can set up a proportion to solve for the number of meters.
1 in / 18 in = 0.0254 m / x m
Now, we cross multiply to solve for our unknown x:
x m = (18 in / 1 in) * 0.0254 m → x m = 0.4572 m
Conclusion:
18 in = 0.4572 m
Conversion in the opposite direction
The inverse of the conversion factor is that 1 meter is equal to 2.18722659667542 times 18 inches.
It can also be expressed as: 18 inches is equal to 1 / 2.18722659667542 meters.
Approximation
An approximate numerical result would be: eighteen inches is about zero point four six meters, or alternatively, a meter is about two point one eight times eighteen inches.
Footnotes
[1] 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.