Home / 3,989,496,517.31-5,985,756,171.64-2,395,244,120.64

Finding the Fourth Proportional to 3,989,496,517.31, 5,985,756,171.64 and 2,395,244,120.64

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Solution

The fourth proportional to 3,989,496,517.31, 5,985,756,171.64 and 2,395,244,120.64 is: 3,593,773,604.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,496,517.31 : 5,985,756,171.64 = 2,395,244,120.64 : x
  2. Step 2: Convert to fraction form
    3,989,496,517.31/5,985,756,171.64 = 2,395,244,120.64/x
  3. Step 3: Cross multiply
    3,989,496,517.31x = 5,985,756,171.64 × 2,395,244,120.64
  4. Step 4: Simplify right side
    3,989,496,517.31x = 14,337,347,277,735,233,536
  5. Step 5: Solve for x
    x = 14,337,347,277,735,233,536/3,989,496,517.31
  6. Step 6: Final answer
    x = 3,593,773,604.15

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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.