Home / 165,096,363.60-247,644,545.40-68,002,092.90

Finding the Fourth Proportional to 165,096,363.60, 247,644,545.40 and 68,002,092.90

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Solution

The fourth proportional to 165,096,363.60, 247,644,545.40 and 68,002,092.90 is: 102,003,139.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,096,363.60 : 247,644,545.40 = 68,002,092.90 : x
  2. Step 2: Convert to fraction form
    165,096,363.60/247,644,545.40 = 68,002,092.90/x
  3. Step 3: Cross multiply
    165,096,363.60x = 247,644,545.40 × 68,002,092.90
  4. Step 4: Simplify right side
    165,096,363.60x = 16,840,347,382,469,070
  5. Step 5: Solve for x
    x = 16,840,347,382,469,070/165,096,363.60
  6. Step 6: Final answer
    x = 102,003,139.35

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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.