Home / 230,320,979.28-317,842,966.44-125,899,464.24

Finding the Fourth Proportional to 230,320,979.28, 317,842,966.44 and 125,899,464.24

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Solution

The fourth proportional to 230,320,979.28, 317,842,966.44 and 125,899,464.24 is: 173,741,268.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,320,979.28 : 317,842,966.44 = 125,899,464.24 : x
  2. Step 2: Convert to fraction form
    230,320,979.28/317,842,966.44 = 125,899,464.24/x
  3. Step 3: Cross multiply
    230,320,979.28x = 317,842,966.44 × 125,899,464.24
  4. Step 4: Simplify right side
    230,320,979.28x = 40,016,259,187,248,296
  5. Step 5: Solve for x
    x = 40,016,259,187,248,296/230,320,979.28
  6. Step 6: Final answer
    x = 173,741,268.87

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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.