Home / 3,687,290,147.70-5,530,935,221.55-3,261,127,609.80

Finding the Fourth Proportional to 3,687,290,147.70, 5,530,935,221.55 and 3,261,127,609.80

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Solution

The fourth proportional to 3,687,290,147.70, 5,530,935,221.55 and 3,261,127,609.80 is: 4,891,691,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687,290,147.70 : 5,530,935,221.55 = 3,261,127,609.80 : x
  2. Step 2: Convert to fraction form
    3,687,290,147.70/5,530,935,221.55 = 3,261,127,609.80/x
  3. Step 3: Cross multiply
    3,687,290,147.70x = 5,530,935,221.55 × 3,261,127,609.80
  4. Step 4: Simplify right side
    3,687,290,147.70x = 18,037,085,559,011,987,456
  5. Step 5: Solve for x
    x = 18,037,085,559,011,987,456/3,687,290,147.70
  6. Step 6: Final answer
    x = 4,891,691,414.70

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Double scale
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Similar ratio
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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.