Home / 503,847,255.20-755,770,882.80-417,753,813.20

Finding the Fourth Proportional to 503,847,255.20, 755,770,882.80 and 417,753,813.20

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Solution

The fourth proportional to 503,847,255.20, 755,770,882.80 and 417,753,813.20 is: 626,630,719.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,847,255.20 : 755,770,882.80 = 417,753,813.20 : x
  2. Step 2: Convert to fraction form
    503,847,255.20/755,770,882.80 = 417,753,813.20/x
  3. Step 3: Cross multiply
    503,847,255.20x = 755,770,882.80 × 417,753,813.20
  4. Step 4: Simplify right side
    503,847,255.20x = 315,726,168,195,230,272
  5. Step 5: Solve for x
    x = 315,726,168,195,230,272/503,847,255.20
  6. Step 6: Final answer
    x = 626,630,719.80

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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.