Home / 819,538,011.06-1,229,309,116.11-334,863,819.06

Finding the Fourth Proportional to 819,538,011.06, 1,229,309,116.11 and 334,863,819.06

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Solution

The fourth proportional to 819,538,011.06, 1,229,309,116.11 and 334,863,819.06 is: 502,296,586.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,538,011.06 : 1,229,309,116.11 = 334,863,819.06 : x
  2. Step 2: Convert to fraction form
    819,538,011.06/1,229,309,116.11 = 334,863,819.06/x
  3. Step 3: Cross multiply
    819,538,011.06x = 1,229,309,116.11 × 334,863,819.06
  4. Step 4: Simplify right side
    819,538,011.06x = 411,651,145,425,867,520
  5. Step 5: Solve for x
    x = 411,651,145,425,867,520/819,538,011.06
  6. Step 6: Final answer
    x = 502,296,586.46

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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.