Home / 327,676,772.85-491,511,792.83-189,414,404.35

Finding the Fourth Proportional to 327,676,772.85, 491,511,792.83 and 189,414,404.35

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Solution

The fourth proportional to 327,676,772.85, 491,511,792.83 and 189,414,404.35 is: 284,119,660.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,676,772.85 : 491,511,792.83 = 189,414,404.35 : x
  2. Step 2: Convert to fraction form
    327,676,772.85/491,511,792.83 = 189,414,404.35/x
  3. Step 3: Cross multiply
    327,676,772.85x = 491,511,792.83 × 189,414,404.35
  4. Step 4: Simplify right side
    327,676,772.85x = 93,099,413,468,947,968
  5. Step 5: Solve for x
    x = 93,099,413,468,947,968/327,676,772.85
  6. Step 6: Final answer
    x = 284,119,660.54

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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.