Home / 120,944,792.99-166,917,983.88-68,741,675.71

Finding the Fourth Proportional to 120,944,792.99, 166,917,983.88 and 68,741,675.71

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Solution

The fourth proportional to 120,944,792.99, 166,917,983.88 and 68,741,675.71 is: 94,871,566.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,944,792.99 : 166,917,983.88 = 68,741,675.71 : x
  2. Step 2: Convert to fraction form
    120,944,792.99/166,917,983.88 = 68,741,675.71/x
  3. Step 3: Cross multiply
    120,944,792.99x = 166,917,983.88 × 68,741,675.71
  4. Step 4: Simplify right side
    120,944,792.99x = 11,474,221,918,245,876
  5. Step 5: Solve for x
    x = 11,474,221,918,245,876/120,944,792.99
  6. Step 6: Final answer
    x = 94,871,566.06

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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.