Home / 108,052,077.87-162,082,600.79-31,375,106.09

Finding the Fourth Proportional to 108,052,077.87, 162,082,600.79 and 31,375,106.09

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Solution

The fourth proportional to 108,052,077.87, 162,082,600.79 and 31,375,106.09 is: 47,063,961.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,052,077.87 : 162,082,600.79 = 31,375,106.09 : x
  2. Step 2: Convert to fraction form
    108,052,077.87/162,082,600.79 = 31,375,106.09/x
  3. Step 3: Cross multiply
    108,052,077.87x = 162,082,600.79 × 31,375,106.09
  4. Step 4: Simplify right side
    108,052,077.87x = 5,085,358,794,858,367
  5. Step 5: Solve for x
    x = 5,085,358,794,858,367/108,052,077.87
  6. Step 6: Final answer
    x = 47,063,961.15

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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.