Home / 131,584,057.60-197,376,086.40-129,344,569.60

Finding the Fourth Proportional to 131,584,057.60, 197,376,086.40 and 129,344,569.60

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Solution

The fourth proportional to 131,584,057.60, 197,376,086.40 and 129,344,569.60 is: 194,016,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,584,057.60 : 197,376,086.40 = 129,344,569.60 : x
  2. Step 2: Convert to fraction form
    131,584,057.60/197,376,086.40 = 129,344,569.60/x
  3. Step 3: Cross multiply
    131,584,057.60x = 197,376,086.40 × 129,344,569.60
  4. Step 4: Simplify right side
    131,584,057.60x = 25,529,524,944,740,412
  5. Step 5: Solve for x
    x = 25,529,524,944,740,412/131,584,057.60
  6. Step 6: Final answer
    x = 194,016,854.40

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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.