Home / 6,625,287,613.80-9,929,491,350.30-3,521,357,245.80

Finding the Fourth Proportional to 6,625,287,613.80, 9,929,491,350.30 and 3,521,357,245.80

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Solution

The fourth proportional to 6,625,287,613.80, 9,929,491,350.30 and 3,521,357,245.80 is: 5,277,549,949.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625,287,613.80 : 9,929,491,350.30 = 3,521,357,245.80 : x
  2. Step 2: Convert to fraction form
    6,625,287,613.80/9,929,491,350.30 = 3,521,357,245.80/x
  3. Step 3: Cross multiply
    6,625,287,613.80x = 9,929,491,350.30 × 3,521,357,245.80
  4. Step 4: Simplify right side
    6,625,287,613.80x = 34,965,286,313,487,331,328
  5. Step 5: Solve for x
    x = 34,965,286,313,487,331,328/6,625,287,613.80
  6. Step 6: Final answer
    x = 5,277,549,949.78

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Double scale
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1.5x scale

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.