Home / 3,618,491,714.25-5,428,050,203.88-998,295,822.60

Finding the Fourth Proportional to 3,618,491,714.25, 5,428,050,203.88 and 998,295,822.60

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Solution

The fourth proportional to 3,618,491,714.25, 5,428,050,203.88 and 998,295,822.60 is: 1,497,529,985.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,491,714.25 : 5,428,050,203.88 = 998,295,822.60 : x
  2. Step 2: Convert to fraction form
    3,618,491,714.25/5,428,050,203.88 = 998,295,822.60/x
  3. Step 3: Cross multiply
    3,618,491,714.25x = 5,428,050,203.88 × 998,295,822.60
  4. Step 4: Simplify right side
    3,618,491,714.25x = 5,418,799,843,396,482,048
  5. Step 5: Solve for x
    x = 5,418,799,843,396,482,048/3,618,491,714.25
  6. Step 6: Final answer
    x = 1,497,529,985.23

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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.