| 31.2 cm * | 0.3937007874 in | = 12.2834645669 in | 
| 1 cm | 
| Unidad de medida | Longitudes | 
|---|---|
| Nanómetro | 312000000.0 nm | 
| Micrómetro | 312000.0 µm | 
| Milímetro | 312.0 mm | 
| Centímetro | 31.2 cm | 
| Pulgada | 12.2834645669 in | 
| Pie | 1.0236220472 ft | 
| Yarda | 0.3412073491 yd | 
| Metro | 0.312 m | 
| Kilómetro | 0.000312 km | 
| Milla | 0.0001938678 mi | 
| Milla náutica | 0.0001684665 nmi | 
