Home / 361,761,474.52-499,231,080.66-202,969,676.68

Finding the Fourth Proportional to 361,761,474.52, 499,231,080.66 and 202,969,676.68

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Solution

The fourth proportional to 361,761,474.52, 499,231,080.66 and 202,969,676.68 is: 280,098,291.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,761,474.52 : 499,231,080.66 = 202,969,676.68 : x
  2. Step 2: Convert to fraction form
    361,761,474.52/499,231,080.66 = 202,969,676.68/x
  3. Step 3: Cross multiply
    361,761,474.52x = 499,231,080.66 × 202,969,676.68
  4. Step 4: Simplify right side
    361,761,474.52x = 101,328,771,030,167,216
  5. Step 5: Solve for x
    x = 101,328,771,030,167,216/361,761,474.52
  6. Step 6: Final answer
    x = 280,098,291.74

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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.