Home / 99,676,340.76-137,553,092.28-55,622,876.16

Finding the Fourth Proportional to 99,676,340.76, 137,553,092.28 and 55,622,876.16

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Solution

The fourth proportional to 99,676,340.76, 137,553,092.28 and 55,622,876.16 is: 76,759,425.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,676,340.76 : 137,553,092.28 = 55,622,876.16 : x
  2. Step 2: Convert to fraction form
    99,676,340.76/137,553,092.28 = 55,622,876.16/x
  3. Step 3: Cross multiply
    99,676,340.76x = 137,553,092.28 × 55,622,876.16
  4. Step 4: Simplify right side
    99,676,340.76x = 7,651,098,617,315,492
  5. Step 5: Solve for x
    x = 7,651,098,617,315,492/99,676,340.76
  6. Step 6: Final answer
    x = 76,759,425.15

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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.