Home / 280,252,697.00-386,760,471.39-161,175,382.24

Finding the Fourth Proportional to 280,252,697.00, 386,760,471.39 and 161,175,382.24

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Solution

The fourth proportional to 280,252,697.00, 386,760,471.39 and 161,175,382.24 is: 222,428,784.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,252,697.00 : 386,760,471.39 = 161,175,382.24 : x
  2. Step 2: Convert to fraction form
    280,252,697.00/386,760,471.39 = 161,175,382.24/x
  3. Step 3: Cross multiply
    280,252,697.00x = 386,760,471.39 × 161,175,382.24
  4. Step 4: Simplify right side
    280,252,697.00x = 62,336,266,811,605,832
  5. Step 5: Solve for x
    x = 62,336,266,811,605,832/280,252,697.00
  6. Step 6: Final answer
    x = 222,428,784.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.