Home / 131,631,195.60-197,446,793.40-67,061,114.10

Finding the Fourth Proportional to 131,631,195.60, 197,446,793.40 and 67,061,114.10

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Solution

The fourth proportional to 131,631,195.60, 197,446,793.40 and 67,061,114.10 is: 100,591,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,631,195.60 : 197,446,793.40 = 67,061,114.10 : x
  2. Step 2: Convert to fraction form
    131,631,195.60/197,446,793.40 = 67,061,114.10/x
  3. Step 3: Cross multiply
    131,631,195.60x = 197,446,793.40 × 67,061,114.10
  4. Step 4: Simplify right side
    131,631,195.60x = 13,241,001,940,876,528
  5. Step 5: Solve for x
    x = 13,241,001,940,876,528/131,631,195.60
  6. Step 6: Final answer
    x = 100,591,671.15

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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.