Home / 243,863,949.37-336,532,583.39-132,354,791.90

Finding the Fourth Proportional to 243,863,949.37, 336,532,583.39 and 132,354,791.90

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Solution

The fourth proportional to 243,863,949.37, 336,532,583.39 and 132,354,791.90 is: 182,649,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,863,949.37 : 336,532,583.39 = 132,354,791.90 : x
  2. Step 2: Convert to fraction form
    243,863,949.37/336,532,583.39 = 132,354,791.90/x
  3. Step 3: Cross multiply
    243,863,949.37x = 336,532,583.39 × 132,354,791.90
  4. Step 4: Simplify right side
    243,863,949.37x = 44,541,700,041,491,072
  5. Step 5: Solve for x
    x = 44,541,700,041,491,072/243,863,949.37
  6. Step 6: Final answer
    x = 182,649,793.69

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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.