Home / 272,373,744.20-408,560,616.30-251,328,680.60

Finding the Fourth Proportional to 272,373,744.20, 408,560,616.30 and 251,328,680.60

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Solution

The fourth proportional to 272,373,744.20, 408,560,616.30 and 251,328,680.60 is: 376,993,020.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,373,744.20 : 408,560,616.30 = 251,328,680.60 : x
  2. Step 2: Convert to fraction form
    272,373,744.20/408,560,616.30 = 251,328,680.60/x
  3. Step 3: Cross multiply
    272,373,744.20x = 408,560,616.30 × 251,328,680.60
  4. Step 4: Simplify right side
    272,373,744.20x = 102,683,000,639,801,856
  5. Step 5: Solve for x
    x = 102,683,000,639,801,856/272,373,744.20
  6. Step 6: Final answer
    x = 376,993,020.90

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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.