Home / 396,578,513.80-594,867,770.70-123,948,843.40

Finding the Fourth Proportional to 396,578,513.80, 594,867,770.70 and 123,948,843.40

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Solution

The fourth proportional to 396,578,513.80, 594,867,770.70 and 123,948,843.40 is: 185,923,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,578,513.80 : 594,867,770.70 = 123,948,843.40 : x
  2. Step 2: Convert to fraction form
    396,578,513.80/594,867,770.70 = 123,948,843.40/x
  3. Step 3: Cross multiply
    396,578,513.80x = 594,867,770.70 × 123,948,843.40
  4. Step 4: Simplify right side
    396,578,513.80x = 73,733,172,154,201,424
  5. Step 5: Solve for x
    x = 73,733,172,154,201,424/396,578,513.80
  6. Step 6: Final answer
    x = 185,923,265.10

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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.