Home / 108,109,871.54-149,190,883.34-58,549,105.43

Finding the Fourth Proportional to 108,109,871.54, 149,190,883.34 and 58,549,105.43

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Solution

The fourth proportional to 108,109,871.54, 149,190,883.34 and 58,549,105.43 is: 80,797,365.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,109,871.54 : 149,190,883.34 = 58,549,105.43 : x
  2. Step 2: Convert to fraction form
    108,109,871.54/149,190,883.34 = 58,549,105.43/x
  3. Step 3: Cross multiply
    108,109,871.54x = 149,190,883.34 × 58,549,105.43
  4. Step 4: Simplify right side
    108,109,871.54x = 8,734,992,757,122,536
  5. Step 5: Solve for x
    x = 8,734,992,757,122,536/108,109,871.54
  6. Step 6: Final answer
    x = 80,797,365.06

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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.