Home / 87,328,288.30-131,004,096.45-29,806,105.90

Finding the Fourth Proportional to 87,328,288.30, 131,004,096.45 and 29,806,105.90

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Solution

The fourth proportional to 87,328,288.30, 131,004,096.45 and 29,806,105.90 is: 44,713,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,328,288.30 : 131,004,096.45 = 29,806,105.90 : x
  2. Step 2: Convert to fraction form
    87,328,288.30/131,004,096.45 = 29,806,105.90/x
  3. Step 3: Cross multiply
    87,328,288.30x = 131,004,096.45 × 29,806,105.90
  4. Step 4: Simplify right side
    87,328,288.30x = 3,904,721,972,122,514
  5. Step 5: Solve for x
    x = 3,904,721,972,122,514/87,328,288.30
  6. Step 6: Final answer
    x = 44,713,139.90

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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.