Home / 2,764,867,989.88-4,147,305,976.40-1,129,092,591.88

Finding the Fourth Proportional to 2,764,867,989.88, 4,147,305,976.40 and 1,129,092,591.88

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Solution

The fourth proportional to 2,764,867,989.88, 4,147,305,976.40 and 1,129,092,591.88 is: 1,693,640,517.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,867,989.88 : 4,147,305,976.40 = 1,129,092,591.88 : x
  2. Step 2: Convert to fraction form
    2,764,867,989.88/4,147,305,976.40 = 1,129,092,591.88/x
  3. Step 3: Cross multiply
    2,764,867,989.88x = 4,147,305,976.40 × 1,129,092,591.88
  4. Step 4: Simplify right side
    2,764,867,989.88x = 4,682,692,454,212,890,624
  5. Step 5: Solve for x
    x = 4,682,692,454,212,890,624/2,764,867,989.88
  6. Step 6: Final answer
    x = 1,693,640,517.87

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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.