Home / 132,340,755.49-198,329,527.89-83,731,591.35

Finding the Fourth Proportional to 132,340,755.49, 198,329,527.89 and 83,731,591.35

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Solution

The fourth proportional to 132,340,755.49, 198,329,527.89 and 83,731,591.35 is: 125,482,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,340,755.49 : 198,329,527.89 = 83,731,591.35 : x
  2. Step 2: Convert to fraction form
    132,340,755.49/198,329,527.89 = 83,731,591.35/x
  3. Step 3: Cross multiply
    132,340,755.49x = 198,329,527.89 × 83,731,591.35
  4. Step 4: Simplify right side
    132,340,755.49x = 16,606,446,981,923,906
  5. Step 5: Solve for x
    x = 16,606,446,981,923,906/132,340,755.49
  6. Step 6: Final answer
    x = 125,482,485.88

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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.