Home / 769,828,708.35-1,154,743,062.53-462,962,865.15

Finding the Fourth Proportional to 769,828,708.35, 1,154,743,062.53 and 462,962,865.15

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Solution

The fourth proportional to 769,828,708.35, 1,154,743,062.53 and 462,962,865.15 is: 694,444,297.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,828,708.35 : 1,154,743,062.53 = 462,962,865.15 : x
  2. Step 2: Convert to fraction form
    769,828,708.35/1,154,743,062.53 = 462,962,865.15/x
  3. Step 3: Cross multiply
    769,828,708.35x = 1,154,743,062.53 × 462,962,865.15
  4. Step 4: Simplify right side
    769,828,708.35x = 534,603,156,738,659,584
  5. Step 5: Solve for x
    x = 534,603,156,738,659,584/769,828,708.35
  6. Step 6: Final answer
    x = 694,444,297.73

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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.