Rewrite the decimal number as a fraction with 1 in the denominator.
[tex]0.00137174211= \frac{0.001371742111}{1} [/tex]
Multiply to remove 11 decimal places. Here, you multiply top and bottom by 10^11 which is 100000000000
[tex]\frac{0.001371742111}{1} * \frac{100000000000}{100000000000} = \frac{1371742111}{100000000000} [/tex].
Hope this helps!