Home / 2,015,393,983.20-3,022,876,065.60-705,321,059.40

Finding the Fourth Proportional to 2,015,393,983.20, 3,022,876,065.60 and 705,321,059.40

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Solution

The fourth proportional to 2,015,393,983.20, 3,022,876,065.60 and 705,321,059.40 is: 1,057,906,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,393,983.20 : 3,022,876,065.60 = 705,321,059.40 : x
  2. Step 2: Convert to fraction form
    2,015,393,983.20/3,022,876,065.60 = 705,321,059.40/x
  3. Step 3: Cross multiply
    2,015,393,983.20x = 3,022,876,065.60 × 705,321,059.40
  4. Step 4: Simplify right side
    2,015,393,983.20x = 2,132,098,149,023,895,808
  5. Step 5: Solve for x
    x = 2,132,098,149,023,895,808/2,015,393,983.20
  6. Step 6: Final answer
    x = 1,057,906,378.01

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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.