Home / 834,187,716.20-1,251,505,523.10-743,936,349.80

Finding the Fourth Proportional to 834,187,716.20, 1,251,505,523.10 and 743,936,349.80

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Solution

The fourth proportional to 834,187,716.20, 1,251,505,523.10 and 743,936,349.80 is: 1,116,104,244.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,187,716.20 : 1,251,505,523.10 = 743,936,349.80 : x
  2. Step 2: Convert to fraction form
    834,187,716.20/1,251,505,523.10 = 743,936,349.80/x
  3. Step 3: Cross multiply
    834,187,716.20x = 1,251,505,523.10 × 743,936,349.80
  4. Step 4: Simplify right side
    834,187,716.20x = 931,040,450,609,553,408
  5. Step 5: Solve for x
    x = 931,040,450,609,553,408/834,187,716.20
  6. Step 6: Final answer
    x = 1,116,104,244.32

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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.