Home / 76,776,245.67-105,951,227.01-41,969,077.95

Finding the Fourth Proportional to 76,776,245.67, 105,951,227.01 and 41,969,077.95

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Solution

The fourth proportional to 76,776,245.67, 105,951,227.01 and 41,969,077.95 is: 57,917,331.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,776,245.67 : 105,951,227.01 = 41,969,077.95 : x
  2. Step 2: Convert to fraction form
    76,776,245.67/105,951,227.01 = 41,969,077.95/x
  3. Step 3: Cross multiply
    76,776,245.67x = 105,951,227.01 × 41,969,077.95
  4. Step 4: Simplify right side
    76,776,245.67x = 4,446,675,305,280,836
  5. Step 5: Solve for x
    x = 4,446,675,305,280,836/76,776,245.67
  6. Step 6: Final answer
    x = 57,917,331.94

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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.