Home / 101,115,854.46-139,636,251.12-95,607,140.43

Finding the Fourth Proportional to 101,115,854.46, 139,636,251.12 and 95,607,140.43

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Solution

The fourth proportional to 101,115,854.46, 139,636,251.12 and 95,607,140.43 is: 132,028,975.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,115,854.46 : 139,636,251.12 = 95,607,140.43 : x
  2. Step 2: Convert to fraction form
    101,115,854.46/139,636,251.12 = 95,607,140.43/x
  3. Step 3: Cross multiply
    101,115,854.46x = 139,636,251.12 × 95,607,140.43
  4. Step 4: Simplify right side
    101,115,854.46x = 13,350,222,669,948,586
  5. Step 5: Solve for x
    x = 13,350,222,669,948,586/101,115,854.46
  6. Step 6: Final answer
    x = 132,028,975.49

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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.