Home / 650,304,080.72-897,420,519.24-352,946,326.88

Finding the Fourth Proportional to 650,304,080.72, 897,420,519.24 and 352,946,326.88

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Solution

The fourth proportional to 650,304,080.72, 897,420,519.24 and 352,946,326.88 is: 487,066,412.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,304,080.72 : 897,420,519.24 = 352,946,326.88 : x
  2. Step 2: Convert to fraction form
    650,304,080.72/897,420,519.24 = 352,946,326.88/x
  3. Step 3: Cross multiply
    650,304,080.72x = 897,420,519.24 × 352,946,326.88
  4. Step 4: Simplify right side
    650,304,080.72x = 316,741,275,932,500,352
  5. Step 5: Solve for x
    x = 316,741,275,932,500,352/650,304,080.72
  6. Step 6: Final answer
    x = 487,066,412.96

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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.