Home / 339,976,164.20-509,964,246.30-271,951,716.20

Finding the Fourth Proportional to 339,976,164.20, 509,964,246.30 and 271,951,716.20

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Solution

The fourth proportional to 339,976,164.20, 509,964,246.30 and 271,951,716.20 is: 407,927,574.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,976,164.20 : 509,964,246.30 = 271,951,716.20 : x
  2. Step 2: Convert to fraction form
    339,976,164.20/509,964,246.30 = 271,951,716.20/x
  3. Step 3: Cross multiply
    339,976,164.20x = 509,964,246.30 × 271,951,716.20
  4. Step 4: Simplify right side
    339,976,164.20x = 138,685,651,981,924,496
  5. Step 5: Solve for x
    x = 138,685,651,981,924,496/339,976,164.20
  6. Step 6: Final answer
    x = 407,927,574.30

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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.