Home / 396,307,411.20-594,248,540.40-166,016,311.20

Finding the Fourth Proportional to 396,307,411.20, 594,248,540.40 and 166,016,311.20

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Solution

The fourth proportional to 396,307,411.20, 594,248,540.40 and 166,016,311.20 is: 248,935,416.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,307,411.20 : 594,248,540.40 = 166,016,311.20 : x
  2. Step 2: Convert to fraction form
    396,307,411.20/594,248,540.40 = 166,016,311.20/x
  3. Step 3: Cross multiply
    396,307,411.20x = 594,248,540.40 × 166,016,311.20
  4. Step 4: Simplify right side
    396,307,411.20x = 98,654,950,613,192,160
  5. Step 5: Solve for x
    x = 98,654,950,613,192,160/396,307,411.20
  6. Step 6: Final answer
    x = 248,935,416.86

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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.