Home / 165,096,372.60-247,644,558.90-68,002,101.90

Finding the Fourth Proportional to 165,096,372.60, 247,644,558.90 and 68,002,101.90

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Solution

The fourth proportional to 165,096,372.60, 247,644,558.90 and 68,002,101.90 is: 102,003,152.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,096,372.60 : 247,644,558.90 = 68,002,101.90 : x
  2. Step 2: Convert to fraction form
    165,096,372.60/247,644,558.90 = 68,002,101.90/x
  3. Step 3: Cross multiply
    165,096,372.60x = 247,644,558.90 × 68,002,101.90
  4. Step 4: Simplify right side
    165,096,372.60x = 16,840,350,529,298,354
  5. Step 5: Solve for x
    x = 16,840,350,529,298,354/165,096,372.60
  6. Step 6: Final answer
    x = 102,003,152.85

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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.