Home / 8,936,010,961.82-12,332,255,171.64-4,921,680,432.86

Finding the Fourth Proportional to 8,936,010,961.82, 12,332,255,171.64 and 4,921,680,432.86

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Solution

The fourth proportional to 8,936,010,961.82, 12,332,255,171.64 and 4,921,680,432.86 is: 6,792,227,452.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936,010,961.82 : 12,332,255,171.64 = 4,921,680,432.86 : x
  2. Step 2: Convert to fraction form
    8,936,010,961.82/12,332,255,171.64 = 4,921,680,432.86/x
  3. Step 3: Cross multiply
    8,936,010,961.82x = 12,332,255,171.64 × 4,921,680,432.86
  4. Step 4: Simplify right side
    8,936,010,961.82x = 60,695,418,971,235,459,072
  5. Step 5: Solve for x
    x = 60,695,418,971,235,459,072/8,936,010,961.82
  6. Step 6: Final answer
    x = 6,792,227,452.56

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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.