Home / 396,120,691.20-594,181,036.80-250,718,433.60

Finding the Fourth Proportional to 396,120,691.20, 594,181,036.80 and 250,718,433.60

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Solution

The fourth proportional to 396,120,691.20, 594,181,036.80 and 250,718,433.60 is: 376,077,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,120,691.20 : 594,181,036.80 = 250,718,433.60 : x
  2. Step 2: Convert to fraction form
    396,120,691.20/594,181,036.80 = 250,718,433.60/x
  3. Step 3: Cross multiply
    396,120,691.20x = 594,181,036.80 × 250,718,433.60
  4. Step 4: Simplify right side
    396,120,691.20x = 148,972,138,821,319,936
  5. Step 5: Solve for x
    x = 148,972,138,821,319,936/396,120,691.20
  6. Step 6: Final answer
    x = 376,077,650.40

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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.