Home / 396,384,494.86-594,441,906.45-150,681,868.30

Finding the Fourth Proportional to 396,384,494.86, 594,441,906.45 and 150,681,868.30

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Solution

The fourth proportional to 396,384,494.86, 594,441,906.45 and 150,681,868.30 is: 225,971,545.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,384,494.86 : 594,441,906.45 = 150,681,868.30 : x
  2. Step 2: Convert to fraction form
    396,384,494.86/594,441,906.45 = 150,681,868.30/x
  3. Step 3: Cross multiply
    396,384,494.86x = 594,441,906.45 × 150,681,868.30
  4. Step 4: Simplify right side
    396,384,494.86x = 89,571,617,059,699,840
  5. Step 5: Solve for x
    x = 89,571,617,059,699,840/396,384,494.86
  6. Step 6: Final answer
    x = 225,971,545.86

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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.