Home / 80,418,110.38-120,607,236.53-22,910,879.77

Finding the Fourth Proportional to 80,418,110.38, 120,607,236.53 and 22,910,879.77

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Solution

The fourth proportional to 80,418,110.38, 120,607,236.53 and 22,910,879.77 is: 34,360,641.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,418,110.38 : 120,607,236.53 = 22,910,879.77 : x
  2. Step 2: Convert to fraction form
    80,418,110.38/120,607,236.53 = 22,910,879.77/x
  3. Step 3: Cross multiply
    80,418,110.38x = 120,607,236.53 × 22,910,879.77
  4. Step 4: Simplify right side
    80,418,110.38x = 2,763,217,895,200,625
  5. Step 5: Solve for x
    x = 2,763,217,895,200,625/80,418,110.38
  6. Step 6: Final answer
    x = 34,360,641.93

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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.