Home / 132,856,337.80-199,284,506.70-61,192,721.80

Finding the Fourth Proportional to 132,856,337.80, 199,284,506.70 and 61,192,721.80

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Solution

The fourth proportional to 132,856,337.80, 199,284,506.70 and 61,192,721.80 is: 91,789,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,856,337.80 : 199,284,506.70 = 61,192,721.80 : x
  2. Step 2: Convert to fraction form
    132,856,337.80/199,284,506.70 = 61,192,721.80/x
  3. Step 3: Cross multiply
    132,856,337.80x = 199,284,506.70 × 61,192,721.80
  4. Step 4: Simplify right side
    132,856,337.80x = 12,194,761,377,543,334
  5. Step 5: Solve for x
    x = 12,194,761,377,543,334/132,856,337.80
  6. Step 6: Final answer
    x = 91,789,082.70

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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.