Home / 327,676,770.24-491,511,788.91-189,414,401.73

Finding the Fourth Proportional to 327,676,770.24, 491,511,788.91 and 189,414,401.73

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Solution

The fourth proportional to 327,676,770.24, 491,511,788.91 and 189,414,401.73 is: 284,119,656.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,676,770.24 : 491,511,788.91 = 189,414,401.73 : x
  2. Step 2: Convert to fraction form
    327,676,770.24/491,511,788.91 = 189,414,401.73/x
  3. Step 3: Cross multiply
    327,676,770.24x = 491,511,788.91 × 189,414,401.73
  4. Step 4: Simplify right side
    327,676,770.24x = 93,099,411,440,113,616
  5. Step 5: Solve for x
    x = 93,099,411,440,113,616/327,676,770.24
  6. Step 6: Final answer
    x = 284,119,656.61

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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.