Home / 225,836,142.29-338,556,915.18-87,566,487.11

Finding the Fourth Proportional to 225,836,142.29, 338,556,915.18 and 87,566,487.11

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Solution

The fourth proportional to 225,836,142.29, 338,556,915.18 and 87,566,487.11 is: 131,273,229.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,836,142.29 : 338,556,915.18 = 87,566,487.11 : x
  2. Step 2: Convert to fraction form
    225,836,142.29/338,556,915.18 = 87,566,487.11/x
  3. Step 3: Cross multiply
    225,836,142.29x = 338,556,915.18 × 87,566,487.11
  4. Step 4: Simplify right side
    225,836,142.29x = 29,646,239,747,418,052
  5. Step 5: Solve for x
    x = 29,646,239,747,418,052/225,836,142.29
  6. Step 6: Final answer
    x = 131,273,229.55

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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.