Home / 383,268,835.20-574,987,233.60-124,440,009.60

Finding the Fourth Proportional to 383,268,835.20, 574,987,233.60 and 124,440,009.60

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Solution

The fourth proportional to 383,268,835.20, 574,987,233.60 and 124,440,009.60 is: 186,687,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,268,835.20 : 574,987,233.60 = 124,440,009.60 : x
  2. Step 2: Convert to fraction form
    383,268,835.20/574,987,233.60 = 124,440,009.60/x
  3. Step 3: Cross multiply
    383,268,835.20x = 574,987,233.60 × 124,440,009.60
  4. Step 4: Simplify right side
    383,268,835.20x = 71,551,416,869,061,440
  5. Step 5: Solve for x
    x = 71,551,416,869,061,440/383,268,835.20
  6. Step 6: Final answer
    x = 186,687,281.35

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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.