Home / 263,798,843.28-395,582,791.32-108,245,931.36

Finding the Fourth Proportional to 263,798,843.28, 395,582,791.32 and 108,245,931.36

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Solution

The fourth proportional to 263,798,843.28, 395,582,791.32 and 108,245,931.36 is: 162,321,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,798,843.28 : 395,582,791.32 = 108,245,931.36 : x
  2. Step 2: Convert to fraction form
    263,798,843.28/395,582,791.32 = 108,245,931.36/x
  3. Step 3: Cross multiply
    263,798,843.28x = 395,582,791.32 × 108,245,931.36
  4. Step 4: Simplify right side
    263,798,843.28x = 42,820,227,676,421,920
  5. Step 5: Solve for x
    x = 42,820,227,676,421,920/263,798,843.28
  6. Step 6: Final answer
    x = 162,321,514.17

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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.