Home / 108,070,161.39-149,135,042.30-58,510,138.86

Finding the Fourth Proportional to 108,070,161.39, 149,135,042.30 and 58,510,138.86

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Solution

The fourth proportional to 108,070,161.39, 149,135,042.30 and 58,510,138.86 is: 80,743,027.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,070,161.39 : 149,135,042.30 = 58,510,138.86 : x
  2. Step 2: Convert to fraction form
    108,070,161.39/149,135,042.30 = 58,510,138.86/x
  3. Step 3: Cross multiply
    108,070,161.39x = 149,135,042.30 × 58,510,138.86
  4. Step 4: Simplify right side
    108,070,161.39x = 8,725,912,033,572,422
  5. Step 5: Solve for x
    x = 8,725,912,033,572,422/108,070,161.39
  6. Step 6: Final answer
    x = 80,743,027.69

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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.