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: [[-15, 20, -36, -34], [39, 45, -46], [11, 33, -12, 14], [39, 16, 38, 14]]

[-367200, -80730, -60984, 331968]