Home / 82,514,704.20-123,681,660.30-41,508,745.80

Finding the Fourth Proportional to 82,514,704.20, 123,681,660.30 and 41,508,745.80

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Solution

The fourth proportional to 82,514,704.20, 123,681,660.30 and 41,508,745.80 is: 62,217,645.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,514,704.20 : 123,681,660.30 = 41,508,745.80 : x
  2. Step 2: Convert to fraction form
    82,514,704.20/123,681,660.30 = 41,508,745.80/x
  3. Step 3: Cross multiply
    82,514,704.20x = 123,681,660.30 × 41,508,745.80
  4. Step 4: Simplify right side
    82,514,704.20x = 5,133,870,597,514,651
  5. Step 5: Solve for x
    x = 5,133,870,597,514,651/82,514,704.20
  6. Step 6: Final answer
    x = 62,217,645.29

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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.