Home / 892,383,562.74-1,231,519,186.35-495,923,262.42

Finding the Fourth Proportional to 892,383,562.74, 1,231,519,186.35 and 495,923,262.42

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Solution

The fourth proportional to 892,383,562.74, 1,231,519,186.35 and 495,923,262.42 is: 684,390,701.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,383,562.74 : 1,231,519,186.35 = 495,923,262.42 : x
  2. Step 2: Convert to fraction form
    892,383,562.74/1,231,519,186.35 = 495,923,262.42/x
  3. Step 3: Cross multiply
    892,383,562.74x = 1,231,519,186.35 × 495,923,262.42
  4. Step 4: Simplify right side
    892,383,562.74x = 610,739,012,627,515,904
  5. Step 5: Solve for x
    x = 610,739,012,627,515,904/892,383,562.74
  6. Step 6: Final answer
    x = 684,390,701.63

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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.