Home / 91,193,691.75-136,770,024.24-41,962,320.92

Finding the Fourth Proportional to 91,193,691.75, 136,770,024.24 and 41,962,320.92

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Solution

The fourth proportional to 91,193,691.75, 136,770,024.24 and 41,962,320.92 is: 62,934,042.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,193,691.75 : 136,770,024.24 = 41,962,320.92 : x
  2. Step 2: Convert to fraction form
    91,193,691.75/136,770,024.24 = 41,962,320.92/x
  3. Step 3: Cross multiply
    91,193,691.75x = 136,770,024.24 × 41,962,320.92
  4. Step 4: Simplify right side
    91,193,691.75x = 5,739,187,648,711,209
  5. Step 5: Solve for x
    x = 5,739,187,648,711,209/91,193,691.75
  6. Step 6: Final answer
    x = 62,934,042.24

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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.