Home / 92,542,508.91-127,634,197.26-81,355,082.30

Finding the Fourth Proportional to 92,542,508.91, 127,634,197.26 and 81,355,082.30

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Solution

The fourth proportional to 92,542,508.91, 127,634,197.26 and 81,355,082.30 is: 112,204,550.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,542,508.91 : 127,634,197.26 = 81,355,082.30 : x
  2. Step 2: Convert to fraction form
    92,542,508.91/127,634,197.26 = 81,355,082.30/x
  3. Step 3: Cross multiply
    92,542,508.91x = 127,634,197.26 × 81,355,082.30
  4. Step 4: Simplify right side
    92,542,508.91x = 10,383,690,621,743,564
  5. Step 5: Solve for x
    x = 10,383,690,621,743,564/92,542,508.91
  6. Step 6: Final answer
    x = 112,204,550.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.