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, 16, 49, -12, 41], [23, 6, 15, 14], [19, 13, -22, 8]]

[1542912, 28980, -43472]