Example:
15 n.mile/L = 2.779867e-8 Tm/L
1 n.mile/L = 1.853245e-9 Tm/L | 1 Tm/L = 539594075.032585 n.mile/L
Conversion Steps:
15 × (1853.24496 / 1e+12) = 2.779867e-8