Home / 23,130,448,223.19-31,908,270,476.58-15,106,485,620.36

Finding the Fourth Proportional to 23,130,448,223.19, 31,908,270,476.58 and 15,106,485,620.36

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Solution

The fourth proportional to 23,130,448,223.19, 31,908,270,476.58 and 15,106,485,620.36 is: 20,839,277,495.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,130,448,223.19 : 31,908,270,476.58 = 15,106,485,620.36 : x
  2. Step 2: Convert to fraction form
    23,130,448,223.19/31,908,270,476.58 = 15,106,485,620.36/x
  3. Step 3: Cross multiply
    23,130,448,223.19x = 31,908,270,476.58 × 15,106,485,620.36
  4. Step 4: Simplify right side
    23,130,448,223.19x = 482,021,829,124,853,792,768
  5. Step 5: Solve for x
    x = 482,021,829,124,853,792,768/23,130,448,223.19
  6. Step 6: Final answer
    x = 20,839,277,495.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.