Home / 120,068,286,250.44-180,096,086,278.82-39,383,361,524.58

Finding the Fourth Proportional to 120,068,286,250.44, 180,096,086,278.82 and 39,383,361,524.58

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Solution

The fourth proportional to 120,068,286,250.44, 180,096,086,278.82 and 39,383,361,524.58 is: 59,072,961,700.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,068,286,250.44 : 180,096,086,278.82 = 39,383,361,524.58 : x
  2. Step 2: Convert to fraction form
    120,068,286,250.44/180,096,086,278.82 = 39,383,361,524.58/x
  3. Step 3: Cross multiply
    120,068,286,250.44x = 180,096,086,278.82 × 39,383,361,524.58
  4. Step 4: Simplify right side
    120,068,286,250.44x = 7,092,789,275,081,440,231,424
  5. Step 5: Solve for x
    x = 7,092,789,275,081,440,231,424/120,068,286,250.44
  6. Step 6: Final answer
    x = 59,072,961,700.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.