Home / 327,675,979.26-491,510,605.86-189,413,610.74

Finding the Fourth Proportional to 327,675,979.26, 491,510,605.86 and 189,413,610.74

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Solution

The fourth proportional to 327,675,979.26, 491,510,605.86 and 189,413,610.74 is: 284,118,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,675,979.26 : 491,510,605.86 = 189,413,610.74 : x
  2. Step 2: Convert to fraction form
    327,675,979.26/491,510,605.86 = 189,413,610.74/x
  3. Step 3: Cross multiply
    327,675,979.26x = 491,510,605.86 × 189,413,610.74
  4. Step 4: Simplify right side
    327,675,979.26x = 93,098,798,572,947,616
  5. Step 5: Solve for x
    x = 93,098,798,572,947,616/327,675,979.26
  6. Step 6: Final answer
    x = 284,118,472.11

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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.