Home / 87,610,472.68-131,405,668.80-22,920,520.36

Finding the Fourth Proportional to 87,610,472.68, 131,405,668.80 and 22,920,520.36

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Solution

The fourth proportional to 87,610,472.68, 131,405,668.80 and 22,920,520.36 is: 34,378,153.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,610,472.68 : 131,405,668.80 = 22,920,520.36 : x
  2. Step 2: Convert to fraction form
    87,610,472.68/131,405,668.80 = 22,920,520.36/x
  3. Step 3: Cross multiply
    87,610,472.68x = 131,405,668.80 × 22,920,520.36
  4. Step 4: Simplify right side
    87,610,472.68x = 3,011,886,307,149,816.50
  5. Step 5: Solve for x
    x = 3,011,886,307,149,816.50/87,610,472.68
  6. Step 6: Final answer
    x = 34,378,153.83

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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.