Home / 83,786,370.27-125,678,290.74-37,695,691.54

Finding the Fourth Proportional to 83,786,370.27, 125,678,290.74 and 37,695,691.54

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Solution

The fourth proportional to 83,786,370.27, 125,678,290.74 and 37,695,691.54 is: 56,542,968.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,786,370.27 : 125,678,290.74 = 37,695,691.54 : x
  2. Step 2: Convert to fraction form
    83,786,370.27/125,678,290.74 = 37,695,691.54/x
  3. Step 3: Cross multiply
    83,786,370.27x = 125,678,290.74 × 37,695,691.54
  4. Step 4: Simplify right side
    83,786,370.27x = 4,737,530,081,025,217
  5. Step 5: Solve for x
    x = 4,737,530,081,025,217/83,786,370.27
  6. Step 6: Final answer
    x = 56,542,968.34

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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.