Home / 80,418,046.25-120,607,140.31-22,910,815.64

Finding the Fourth Proportional to 80,418,046.25, 120,607,140.31 and 22,910,815.64

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Solution

The fourth proportional to 80,418,046.25, 120,607,140.31 and 22,910,815.64 is: 34,360,545.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,418,046.25 : 120,607,140.31 = 22,910,815.64 : x
  2. Step 2: Convert to fraction form
    80,418,046.25/120,607,140.31 = 22,910,815.64/x
  3. Step 3: Cross multiply
    80,418,046.25x = 120,607,140.31 × 22,910,815.64
  4. Step 4: Simplify right side
    80,418,046.25x = 2,763,207,956,754,263
  5. Step 5: Solve for x
    x = 2,763,207,956,754,263/80,418,046.25
  6. Step 6: Final answer
    x = 34,360,545.74

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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.