Home / 3,618,491,759.91-5,428,050,272.60-998,295,868.35

Finding the Fourth Proportional to 3,618,491,759.91, 5,428,050,272.60 and 998,295,868.35

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Solution

The fourth proportional to 3,618,491,759.91, 5,428,050,272.60 and 998,295,868.35 is: 1,497,530,053.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,491,759.91 : 5,428,050,272.60 = 998,295,868.35 : x
  2. Step 2: Convert to fraction form
    3,618,491,759.91/5,428,050,272.60 = 998,295,868.35/x
  3. Step 3: Cross multiply
    3,618,491,759.91x = 5,428,050,272.60 × 998,295,868.35
  4. Step 4: Simplify right side
    3,618,491,759.91x = 5,418,800,160,327,680,000
  5. Step 5: Solve for x
    x = 5,418,800,160,327,680,000/3,618,491,759.91
  6. Step 6: Final answer
    x = 1,497,530,053.92

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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.