Home / 383,268,871.20-574,987,287.60-124,440,045.60

Finding the Fourth Proportional to 383,268,871.20, 574,987,287.60 and 124,440,045.60

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Solution

The fourth proportional to 383,268,871.20, 574,987,287.60 and 124,440,045.60 is: 186,687,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,268,871.20 : 574,987,287.60 = 124,440,045.60 : x
  2. Step 2: Convert to fraction form
    383,268,871.20/574,987,287.60 = 124,440,045.60/x
  3. Step 3: Cross multiply
    383,268,871.20x = 574,987,287.60 × 124,440,045.60
  4. Step 4: Simplify right side
    383,268,871.20x = 71,551,444,288,364,312
  5. Step 5: Solve for x
    x = 71,551,444,288,364,312/383,268,871.20
  6. Step 6: Final answer
    x = 186,687,335.35

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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.