Home / 892,383,520.24-1,231,519,127.70-495,923,219.92

Finding the Fourth Proportional to 892,383,520.24, 1,231,519,127.70 and 495,923,219.92

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Solution

The fourth proportional to 892,383,520.24, 1,231,519,127.70 and 495,923,219.92 is: 684,390,642.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,383,520.24 : 1,231,519,127.70 = 495,923,219.92 : x
  2. Step 2: Convert to fraction form
    892,383,520.24/1,231,519,127.70 = 495,923,219.92/x
  3. Step 3: Cross multiply
    892,383,520.24x = 1,231,519,127.70 × 495,923,219.92
  4. Step 4: Simplify right side
    892,383,520.24x = 610,738,931,202,053,760
  5. Step 5: Solve for x
    x = 610,738,931,202,053,760/892,383,520.24
  6. Step 6: Final answer
    x = 684,390,642.98

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Double scale
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1.5x scale

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.