Home / 269,451,861.20-404,177,791.80-167,415,189.20

Finding the Fourth Proportional to 269,451,861.20, 404,177,791.80 and 167,415,189.20

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Solution

The fourth proportional to 269,451,861.20, 404,177,791.80 and 167,415,189.20 is: 251,122,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,451,861.20 : 404,177,791.80 = 167,415,189.20 : x
  2. Step 2: Convert to fraction form
    269,451,861.20/404,177,791.80 = 167,415,189.20/x
  3. Step 3: Cross multiply
    269,451,861.20x = 404,177,791.80 × 167,415,189.20
  4. Step 4: Simplify right side
    269,451,861.20x = 67,665,501,484,635,208
  5. Step 5: Solve for x
    x = 67,665,501,484,635,208/269,451,861.20
  6. Step 6: Final answer
    x = 251,122,783.80

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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.