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: [[4, 3, 39, 25], [-10, 32], [-36, -4], [22, -21, 44, 19, 5]]

[11700, -320, 144, -1931160]