Home / 92,273,229.60-138,223,840.05-57,623,276.40

Finding the Fourth Proportional to 92,273,229.60, 138,223,840.05 and 57,623,276.40

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Solution

The fourth proportional to 92,273,229.60, 138,223,840.05 and 57,623,276.40 is: 86,318,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,273,229.60 : 138,223,840.05 = 57,623,276.40 : x
  2. Step 2: Convert to fraction form
    92,273,229.60/138,223,840.05 = 57,623,276.40/x
  3. Step 3: Cross multiply
    92,273,229.60x = 138,223,840.05 × 57,623,276.40
  4. Step 4: Simplify right side
    92,273,229.60x = 7,964,910,540,270,540
  5. Step 5: Solve for x
    x = 7,964,910,540,270,540/92,273,229.60
  6. Step 6: Final answer
    x = 86,318,757.62

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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.