Home / 120,944,798.00-166,917,990.78-68,741,680.73

Finding the Fourth Proportional to 120,944,798.00, 166,917,990.78 and 68,741,680.73

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Solution

The fourth proportional to 120,944,798.00, 166,917,990.78 and 68,741,680.73 is: 94,871,572.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,944,798.00 : 166,917,990.78 = 68,741,680.73 : x
  2. Step 2: Convert to fraction form
    120,944,798.00/166,917,990.78 = 68,741,680.73/x
  3. Step 3: Cross multiply
    120,944,798.00x = 166,917,990.78 × 68,741,680.73
  4. Step 4: Simplify right side
    120,944,798.00x = 11,474,223,229,113,544
  5. Step 5: Solve for x
    x = 11,474,223,229,113,544/120,944,798.00
  6. Step 6: Final answer
    x = 94,871,572.98

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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.