Home / 80,418,034.92-120,607,123.32-22,910,804.31

Finding the Fourth Proportional to 80,418,034.92, 120,607,123.32 and 22,910,804.31

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Solution

The fourth proportional to 80,418,034.92, 120,607,123.32 and 22,910,804.31 is: 34,360,528.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,418,034.92 : 120,607,123.32 = 22,910,804.31 : x
  2. Step 2: Convert to fraction form
    80,418,034.92/120,607,123.32 = 22,910,804.31/x
  3. Step 3: Cross multiply
    80,418,034.92x = 120,607,123.32 × 22,910,804.31
  4. Step 4: Simplify right side
    80,418,034.92x = 2,763,206,200,776,557
  5. Step 5: Solve for x
    x = 2,763,206,200,776,557/80,418,034.92
  6. Step 6: Final answer
    x = 34,360,528.75

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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.