Home / 230,320,980.28-317,842,967.82-125,899,465.24

Finding the Fourth Proportional to 230,320,980.28, 317,842,967.82 and 125,899,465.24

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Solution

The fourth proportional to 230,320,980.28, 317,842,967.82 and 125,899,465.24 is: 173,741,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,320,980.28 : 317,842,967.82 = 125,899,465.24 : x
  2. Step 2: Convert to fraction form
    230,320,980.28/317,842,967.82 = 125,899,465.24/x
  3. Step 3: Cross multiply
    230,320,980.28x = 317,842,967.82 × 125,899,465.24
  4. Step 4: Simplify right side
    230,320,980.28x = 40,016,259,678,832,528
  5. Step 5: Solve for x
    x = 40,016,259,678,832,528/230,320,980.28
  6. Step 6: Final answer
    x = 173,741,270.25

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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.