Home / 327,060,909.28-490,339,910.40-169,324,830.56

Finding the Fourth Proportional to 327,060,909.28, 490,339,910.40 and 169,324,830.56

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Solution

The fourth proportional to 327,060,909.28, 490,339,910.40 and 169,324,830.56 is: 253,857,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,060,909.28 : 490,339,910.40 = 169,324,830.56 : x
  2. Step 2: Convert to fraction form
    327,060,909.28/490,339,910.40 = 169,324,830.56/x
  3. Step 3: Cross multiply
    327,060,909.28x = 490,339,910.40 × 169,324,830.56
  4. Step 4: Simplify right side
    327,060,909.28x = 83,026,722,245,285,584
  5. Step 5: Solve for x
    x = 83,026,722,245,285,584/327,060,909.28
  6. Step 6: Final answer
    x = 253,857,064.20

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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.