Home / 546,814,974.92-820,224,590.36-132,291,131.04

Finding the Fourth Proportional to 546,814,974.92, 820,224,590.36 and 132,291,131.04

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Solution

The fourth proportional to 546,814,974.92, 820,224,590.36 and 132,291,131.04 is: 198,437,211.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,814,974.92 : 820,224,590.36 = 132,291,131.04 : x
  2. Step 2: Convert to fraction form
    546,814,974.92/820,224,590.36 = 132,291,131.04/x
  3. Step 3: Cross multiply
    546,814,974.92x = 820,224,590.36 × 132,291,131.04
  4. Step 4: Simplify right side
    546,814,974.92x = 108,508,438,765,545,088
  5. Step 5: Solve for x
    x = 108,508,438,765,545,088/546,814,974.92
  6. Step 6: Final answer
    x = 198,437,211.38

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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.