Home / 383,268,840.20-574,987,241.10-124,440,014.60

Finding the Fourth Proportional to 383,268,840.20, 574,987,241.10 and 124,440,014.60

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Solution

The fourth proportional to 383,268,840.20, 574,987,241.10 and 124,440,014.60 is: 186,687,288.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,268,840.20 : 574,987,241.10 = 124,440,014.60 : x
  2. Step 2: Convert to fraction form
    383,268,840.20/574,987,241.10 = 124,440,014.60/x
  3. Step 3: Cross multiply
    383,268,840.20x = 574,987,241.10 × 124,440,014.60
  4. Step 4: Simplify right side
    383,268,840.20x = 71,551,420,677,297,720
  5. Step 5: Solve for x
    x = 71,551,420,677,297,720/383,268,840.20
  6. Step 6: Final answer
    x = 186,687,288.85

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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.