Home / 87,693,425.78-131,530,690.80-23,003,715.38

Finding the Fourth Proportional to 87,693,425.78, 131,530,690.80 and 23,003,715.38

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Solution

The fourth proportional to 87,693,425.78, 131,530,690.80 and 23,003,715.38 is: 34,503,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,693,425.78 : 131,530,690.80 = 23,003,715.38 : x
  2. Step 2: Convert to fraction form
    87,693,425.78/131,530,690.80 = 23,003,715.38/x
  3. Step 3: Cross multiply
    87,693,425.78x = 131,530,690.80 × 23,003,715.38
  4. Step 4: Simplify right side
    87,693,425.78x = 3,025,694,574,240,331
  5. Step 5: Solve for x
    x = 3,025,694,574,240,331/87,693,425.78
  6. Step 6: Final answer
    x = 34,503,094.70

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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.