Home / 167,216,915.20-250,907,545.68-75,165,691.60

Finding the Fourth Proportional to 167,216,915.20, 250,907,545.68 and 75,165,691.60

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Solution

The fourth proportional to 167,216,915.20, 250,907,545.68 and 75,165,691.60 is: 112,785,474.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,216,915.20 : 250,907,545.68 = 75,165,691.60 : x
  2. Step 2: Convert to fraction form
    167,216,915.20/250,907,545.68 = 75,165,691.60/x
  3. Step 3: Cross multiply
    167,216,915.20x = 250,907,545.68 × 75,165,691.60
  4. Step 4: Simplify right side
    167,216,915.20x = 18,859,639,198,695,792
  5. Step 5: Solve for x
    x = 18,859,639,198,695,792/167,216,915.20
  6. Step 6: Final answer
    x = 112,785,474.94

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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.