Home / 929,591,712.56-1,394,061,676.52-274,367,912.24

Finding the Fourth Proportional to 929,591,712.56, 1,394,061,676.52 and 274,367,912.24

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Solution

The fourth proportional to 929,591,712.56, 1,394,061,676.52 and 274,367,912.24 is: 411,455,681.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,591,712.56 : 1,394,061,676.52 = 274,367,912.24 : x
  2. Step 2: Convert to fraction form
    929,591,712.56/1,394,061,676.52 = 274,367,912.24/x
  3. Step 3: Cross multiply
    929,591,712.56x = 1,394,061,676.52 × 274,367,912.24
  4. Step 4: Simplify right side
    929,591,712.56x = 382,485,791,720,586,624
  5. Step 5: Solve for x
    x = 382,485,791,720,586,624/929,591,712.56
  6. Step 6: Final answer
    x = 411,455,681.62

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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.