Home / 82,514,893.20-123,681,943.80-41,508,934.80

Finding the Fourth Proportional to 82,514,893.20, 123,681,943.80 and 41,508,934.80

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Solution

The fourth proportional to 82,514,893.20, 123,681,943.80 and 41,508,934.80 is: 62,217,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,514,893.20 : 123,681,943.80 = 41,508,934.80 : x
  2. Step 2: Convert to fraction form
    82,514,893.20/123,681,943.80 = 41,508,934.80/x
  3. Step 3: Cross multiply
    82,514,893.20x = 123,681,943.80 × 41,508,934.80
  4. Step 4: Simplify right side
    82,514,893.20x = 5,133,905,741,131,464
  5. Step 5: Solve for x
    x = 5,133,905,741,131,464/82,514,893.20
  6. Step 6: Final answer
    x = 62,217,928.69

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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.