Home / 108,313,205.55-162,589,382.55-67,418,820.60

Finding the Fourth Proportional to 108,313,205.55, 162,589,382.55 and 67,418,820.60

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Solution

The fourth proportional to 108,313,205.55, 162,589,382.55 and 67,418,820.60 is: 101,202,659.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,313,205.55 : 162,589,382.55 = 67,418,820.60 : x
  2. Step 2: Convert to fraction form
    108,313,205.55/162,589,382.55 = 67,418,820.60/x
  3. Step 3: Cross multiply
    108,313,205.55x = 162,589,382.55 × 67,418,820.60
  4. Step 4: Simplify right side
    108,313,205.55x = 10,961,584,413,603,220
  5. Step 5: Solve for x
    x = 10,961,584,413,603,220/108,313,205.55
  6. Step 6: Final answer
    x = 101,202,659.07

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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.