Home / 3,027,321,748.20-4,540,982,622.30-1,981,286,427.90

Finding the Fourth Proportional to 3,027,321,748.20, 4,540,982,622.30 and 1,981,286,427.90

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Solution

The fourth proportional to 3,027,321,748.20, 4,540,982,622.30 and 1,981,286,427.90 is: 2,971,929,641.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027,321,748.20 : 4,540,982,622.30 = 1,981,286,427.90 : x
  2. Step 2: Convert to fraction form
    3,027,321,748.20/4,540,982,622.30 = 1,981,286,427.90/x
  3. Step 3: Cross multiply
    3,027,321,748.20x = 4,540,982,622.30 × 1,981,286,427.90
  4. Step 4: Simplify right side
    3,027,321,748.20x = 8,996,987,238,892,742,656
  5. Step 5: Solve for x
    x = 8,996,987,238,892,742,656/3,027,321,748.20
  6. Step 6: Final answer
    x = 2,971,929,641.85

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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.