Home / 120,944,793.84-166,917,985.04-68,741,676.56

Finding the Fourth Proportional to 120,944,793.84, 166,917,985.04 and 68,741,676.56

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Solution

The fourth proportional to 120,944,793.84, 166,917,985.04 and 68,741,676.56 is: 94,871,567.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,944,793.84 : 166,917,985.04 = 68,741,676.56 : x
  2. Step 2: Convert to fraction form
    120,944,793.84/166,917,985.04 = 68,741,676.56/x
  3. Step 3: Cross multiply
    120,944,793.84x = 166,917,985.04 × 68,741,676.56
  4. Step 4: Simplify right side
    120,944,793.84x = 11,474,222,139,316,834
  5. Step 5: Solve for x
    x = 11,474,222,139,316,834/120,944,793.84
  6. Step 6: Final answer
    x = 94,871,567.23

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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.