Home / 113,324,230.80-169,986,346.20-40,543,385.85

Finding the Fourth Proportional to 113,324,230.80, 169,986,346.20 and 40,543,385.85

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Solution

The fourth proportional to 113,324,230.80, 169,986,346.20 and 40,543,385.85 is: 60,815,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,324,230.80 : 169,986,346.20 = 40,543,385.85 : x
  2. Step 2: Convert to fraction form
    113,324,230.80/169,986,346.20 = 40,543,385.85/x
  3. Step 3: Cross multiply
    113,324,230.80x = 169,986,346.20 × 40,543,385.85
  4. Step 4: Simplify right side
    113,324,230.80x = 6,891,822,023,218,281
  5. Step 5: Solve for x
    x = 6,891,822,023,218,281/113,324,230.80
  6. Step 6: Final answer
    x = 60,815,078.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.