Home / 120,944,793.74-166,917,984.91-68,741,676.47

Finding the Fourth Proportional to 120,944,793.74, 166,917,984.91 and 68,741,676.47

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Solution

The fourth proportional to 120,944,793.74, 166,917,984.91 and 68,741,676.47 is: 94,871,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,944,793.74 : 166,917,984.91 = 68,741,676.47 : x
  2. Step 2: Convert to fraction form
    120,944,793.74/166,917,984.91 = 68,741,676.47/x
  3. Step 3: Cross multiply
    120,944,793.74x = 166,917,984.91 × 68,741,676.47
  4. Step 4: Simplify right side
    120,944,793.74x = 11,474,222,114,701,118
  5. Step 5: Solve for x
    x = 11,474,222,114,701,118/120,944,793.74
  6. Step 6: Final answer
    x = 94,871,567.10

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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.