Home / 91,484,451.31-126,250,348.40-50,230,982.83

Finding the Fourth Proportional to 91,484,451.31, 126,250,348.40 and 50,230,982.83

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Solution

The fourth proportional to 91,484,451.31, 126,250,348.40 and 50,230,982.83 is: 69,319,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,484,451.31 : 126,250,348.40 = 50,230,982.83 : x
  2. Step 2: Convert to fraction form
    91,484,451.31/126,250,348.40 = 50,230,982.83/x
  3. Step 3: Cross multiply
    91,484,451.31x = 126,250,348.40 × 50,230,982.83
  4. Step 4: Simplify right side
    91,484,451.31x = 6,341,679,082,761,918
  5. Step 5: Solve for x
    x = 6,341,679,082,761,918/91,484,451.31
  6. Step 6: Final answer
    x = 69,319,747.69

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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.