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Finding the Fourth Proportional to 80,157,874, 110,618,078.58 and 43,488,445

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Solution

The fourth proportional to 80,157,874, 110,618,078.58 and 43,488,445 is: 60,014,169.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,157,874 : 110,618,078.58 = 43,488,445 : x
  2. Step 2: Convert to fraction form
    80,157,874/110,618,078.58 = 43,488,445/x
  3. Step 3: Cross multiply
    80,157,874x = 110,618,078.58 × 43,488,445
  4. Step 4: Simplify right side
    80,157,874x = 4,810,608,226,332,008
  5. Step 5: Solve for x
    x = 4,810,608,226,332,008/80,157,874
  6. Step 6: Final answer
    x = 60,014,169.37

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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.