Home / 329,443,897.20-454,443,691.32-205,469,340.72

Finding the Fourth Proportional to 329,443,897.20, 454,443,691.32 and 205,469,340.72

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Solution

The fourth proportional to 329,443,897.20, 454,443,691.32 and 205,469,340.72 is: 283,429,884.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,443,897.20 : 454,443,691.32 = 205,469,340.72 : x
  2. Step 2: Convert to fraction form
    329,443,897.20/454,443,691.32 = 205,469,340.72/x
  3. Step 3: Cross multiply
    329,443,897.20x = 454,443,691.32 × 205,469,340.72
  4. Step 4: Simplify right side
    329,443,897.20x = 93,374,245,649,883,584
  5. Step 5: Solve for x
    x = 93,374,245,649,883,584/329,443,897.20
  6. Step 6: Final answer
    x = 283,429,884.25

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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.