Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[22, 30, 4], [-36, -48, -10], [-19, 47, -14, 19], [-16, 46], [-31, -49, 28]]

[2640, -17280, 237538, -736, 42532]