Home / 110,867,138.70-152,997,641.82-61,310,847.75

Finding the Fourth Proportional to 110,867,138.70, 152,997,641.82 and 61,310,847.75

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Solution

The fourth proportional to 110,867,138.70, 152,997,641.82 and 61,310,847.75 is: 84,609,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,867,138.70 : 152,997,641.82 = 61,310,847.75 : x
  2. Step 2: Convert to fraction form
    110,867,138.70/152,997,641.82 = 61,310,847.75/x
  3. Step 3: Cross multiply
    110,867,138.70x = 152,997,641.82 × 61,310,847.75
  4. Step 4: Simplify right side
    110,867,138.70x = 9,380,415,123,735,052
  5. Step 5: Solve for x
    x = 9,380,415,123,735,052/110,867,138.70
  6. Step 6: Final answer
    x = 84,609,517.61

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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.