| 122 in * | 2.54 cm | = 309.88 cm | 
| 1 in | 
| Unidad de medida | Longitud | 
|---|---|
| Nanómetro | 3098800000.0 nm | 
| Micrómetro | 3098800.0 µm | 
| Milímetro | 3098.8 mm | 
| Centímetro | 309.88 cm | 
| Pulgada | 122.0 in | 
| Pie | 10.1666666667 ft | 
| Yarda | 3.3888888889 yd | 
| Metro | 3.0988 m | 
| Kilómetro | 0.0030988 km | 
| Milla | 0.0019255051 mi | 
| Milla náutica | 0.0016732181 nmi | 
