Home / 87,531,304.17-131,179,584.83-68,123,963.37

Finding the Fourth Proportional to 87,531,304.17, 131,179,584.83 and 68,123,963.37

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Solution

The fourth proportional to 87,531,304.17, 131,179,584.83 and 68,123,963.37 is: 102,094,597.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,531,304.17 : 131,179,584.83 = 68,123,963.37 : x
  2. Step 2: Convert to fraction form
    87,531,304.17/131,179,584.83 = 68,123,963.37/x
  3. Step 3: Cross multiply
    87,531,304.17x = 131,179,584.83 × 68,123,963.37
  4. Step 4: Simplify right side
    87,531,304.17x = 8,936,473,231,850,728
  5. Step 5: Solve for x
    x = 8,936,473,231,850,728/87,531,304.17
  6. Step 6: Final answer
    x = 102,094,597.09

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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.