Home / 708,588,768.30-1,062,883,152.45-682,760,735.70

Finding the Fourth Proportional to 708,588,768.30, 1,062,883,152.45 and 682,760,735.70

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Solution

The fourth proportional to 708,588,768.30, 1,062,883,152.45 and 682,760,735.70 is: 1,024,141,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,588,768.30 : 1,062,883,152.45 = 682,760,735.70 : x
  2. Step 2: Convert to fraction form
    708,588,768.30/1,062,883,152.45 = 682,760,735.70/x
  3. Step 3: Cross multiply
    708,588,768.30x = 1,062,883,152.45 × 682,760,735.70
  4. Step 4: Simplify right side
    708,588,768.30x = 725,694,883,129,897,344
  5. Step 5: Solve for x
    x = 725,694,883,129,897,344/708,588,768.30
  6. Step 6: Final answer
    x = 1,024,141,103.55

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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.