Home / 892,258,445.27-1,231,262,677.09-495,767,877.61

Finding the Fourth Proportional to 892,258,445.27, 1,231,262,677.09 and 495,767,877.61

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Solution

The fourth proportional to 892,258,445.27, 1,231,262,677.09 and 495,767,877.61 is: 684,129,679.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,258,445.27 : 1,231,262,677.09 = 495,767,877.61 : x
  2. Step 2: Convert to fraction form
    892,258,445.27/1,231,262,677.09 = 495,767,877.61/x
  3. Step 3: Cross multiply
    892,258,445.27x = 1,231,262,677.09 × 495,767,877.61
  4. Step 4: Simplify right side
    892,258,445.27x = 610,420,484,201,316,096
  5. Step 5: Solve for x
    x = 610,420,484,201,316,096/892,258,445.27
  6. Step 6: Final answer
    x = 684,129,679.51

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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.