Home / 321,372,190.19-443,498,481.83-180,274,687.85

Finding the Fourth Proportional to 321,372,190.19, 443,498,481.83 and 180,274,687.85

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Solution

The fourth proportional to 321,372,190.19, 443,498,481.83 and 180,274,687.85 is: 248,781,795.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,372,190.19 : 443,498,481.83 = 180,274,687.85 : x
  2. Step 2: Convert to fraction form
    321,372,190.19/443,498,481.83 = 180,274,687.85/x
  3. Step 3: Cross multiply
    321,372,190.19x = 443,498,481.83 × 180,274,687.85
  4. Step 4: Simplify right side
    321,372,190.19x = 79,951,550,375,411,568
  5. Step 5: Solve for x
    x = 79,951,550,375,411,568/321,372,190.19
  6. Step 6: Final answer
    x = 248,781,795.11

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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.