Home / 12,213,563,535.88-18,309,852,770.69-4,244,696,446.79

Finding the Fourth Proportional to 12,213,563,535.88, 18,309,852,770.69 and 4,244,696,446.79

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Solution

The fourth proportional to 12,213,563,535.88, 18,309,852,770.69 and 4,244,696,446.79 is: 6,363,398,099.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,213,563,535.88 : 18,309,852,770.69 = 4,244,696,446.79 : x
  2. Step 2: Convert to fraction form
    12,213,563,535.88/18,309,852,770.69 = 4,244,696,446.79/x
  3. Step 3: Cross multiply
    12,213,563,535.88x = 18,309,852,770.69 × 4,244,696,446.79
  4. Step 4: Simplify right side
    12,213,563,535.88x = 77,719,766,996,995,866,624
  5. Step 5: Solve for x
    x = 77,719,766,996,995,866,624/12,213,563,535.88
  6. Step 6: Final answer
    x = 6,363,398,099.88

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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.