Home / 892,383,565.74-1,231,519,190.50-495,923,265.42

Finding the Fourth Proportional to 892,383,565.74, 1,231,519,190.50 and 495,923,265.42

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Solution

The fourth proportional to 892,383,565.74, 1,231,519,190.50 and 495,923,265.42 is: 684,390,705.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,383,565.74 : 1,231,519,190.50 = 495,923,265.42 : x
  2. Step 2: Convert to fraction form
    892,383,565.74/1,231,519,190.50 = 495,923,265.42/x
  3. Step 3: Cross multiply
    892,383,565.74x = 1,231,519,190.50 × 495,923,265.42
  4. Step 4: Simplify right side
    892,383,565.74x = 610,739,018,380,155,008
  5. Step 5: Solve for x
    x = 610,739,018,380,155,008/892,383,565.74
  6. Step 6: Final answer
    x = 684,390,705.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.