Home / 87,678,009.60-131,525,308.80-23,852,601.60

Finding the Fourth Proportional to 87,678,009.60, 131,525,308.80 and 23,852,601.60

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Solution

The fourth proportional to 87,678,009.60, 131,525,308.80 and 23,852,601.60 is: 35,781,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,678,009.60 : 131,525,308.80 = 23,852,601.60 : x
  2. Step 2: Convert to fraction form
    87,678,009.60/131,525,308.80 = 23,852,601.60/x
  3. Step 3: Cross multiply
    87,678,009.60x = 131,525,308.80 × 23,852,601.60
  4. Step 4: Simplify right side
    87,678,009.60x = 3,137,220,791,123,374
  5. Step 5: Solve for x
    x = 3,137,220,791,123,374/87,678,009.60
  6. Step 6: Final answer
    x = 35,781,158.87

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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.