Home / 327,843,429.15-491,625,158.29-189,764,345.15

Finding the Fourth Proportional to 327,843,429.15, 491,625,158.29 and 189,764,345.15

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Solution

The fourth proportional to 327,843,429.15, 491,625,158.29 and 189,764,345.15 is: 284,565,490.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,843,429.15 : 491,625,158.29 = 189,764,345.15 : x
  2. Step 2: Convert to fraction form
    327,843,429.15/491,625,158.29 = 189,764,345.15/x
  3. Step 3: Cross multiply
    327,843,429.15x = 491,625,158.29 × 189,764,345.15
  4. Step 4: Simplify right side
    327,843,429.15x = 93,292,926,218,760,000
  5. Step 5: Solve for x
    x = 93,292,926,218,760,000/327,843,429.15
  6. Step 6: Final answer
    x = 284,565,490.49

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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.