Home / 54,129,190.60-81,193,785.90-36,910,502.20

Finding the Fourth Proportional to 54,129,190.60, 81,193,785.90 and 36,910,502.20

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Solution

The fourth proportional to 54,129,190.60, 81,193,785.90 and 36,910,502.20 is: 55,365,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,129,190.60 : 81,193,785.90 = 36,910,502.20 : x
  2. Step 2: Convert to fraction form
    54,129,190.60/81,193,785.90 = 36,910,502.20/x
  3. Step 3: Cross multiply
    54,129,190.60x = 81,193,785.90 × 36,910,502.20
  4. Step 4: Simplify right side
    54,129,190.60x = 2,996,903,413,088,279.50
  5. Step 5: Solve for x
    x = 2,996,903,413,088,279.50/54,129,190.60
  6. Step 6: Final answer
    x = 55,365,753.30

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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.