Home / 327,492,754.20-491,097,413.70-133,339,642.20

Finding the Fourth Proportional to 327,492,754.20, 491,097,413.70 and 133,339,642.20

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Solution

The fourth proportional to 327,492,754.20, 491,097,413.70 and 133,339,642.20 is: 199,951,762.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,492,754.20 : 491,097,413.70 = 133,339,642.20 : x
  2. Step 2: Convert to fraction form
    327,492,754.20/491,097,413.70 = 133,339,642.20/x
  3. Step 3: Cross multiply
    327,492,754.20x = 491,097,413.70 × 133,339,642.20
  4. Step 4: Simplify right side
    327,492,754.20x = 65,482,753,428,103,376
  5. Step 5: Solve for x
    x = 65,482,753,428,103,376/327,492,754.20
  6. Step 6: Final answer
    x = 199,951,762.56

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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.