Home / 398,052,915.20-597,344,793.60-182,531,225.60

Finding the Fourth Proportional to 398,052,915.20, 597,344,793.60 and 182,531,225.60

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Solution

The fourth proportional to 398,052,915.20, 597,344,793.60 and 182,531,225.60 is: 273,918,549.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,052,915.20 : 597,344,793.60 = 182,531,225.60 : x
  2. Step 2: Convert to fraction form
    398,052,915.20/597,344,793.60 = 182,531,225.60/x
  3. Step 3: Cross multiply
    398,052,915.20x = 597,344,793.60 × 182,531,225.60
  4. Step 4: Simplify right side
    398,052,915.20x = 109,034,077,281,587,040
  5. Step 5: Solve for x
    x = 109,034,077,281,587,040/398,052,915.20
  6. Step 6: Final answer
    x = 273,918,549.82

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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.