Home / 120,498,906.96-166,368,571.38-92,571,879.24

Finding the Fourth Proportional to 120,498,906.96, 166,368,571.38 and 92,571,879.24

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Solution

The fourth proportional to 120,498,906.96, 166,368,571.38 and 92,571,879.24 is: 127,810,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,498,906.96 : 166,368,571.38 = 92,571,879.24 : x
  2. Step 2: Convert to fraction form
    120,498,906.96/166,368,571.38 = 92,571,879.24/x
  3. Step 3: Cross multiply
    120,498,906.96x = 166,368,571.38 × 92,571,879.24
  4. Step 4: Simplify right side
    120,498,906.96x = 15,401,051,299,120,678
  5. Step 5: Solve for x
    x = 15,401,051,299,120,678/120,498,906.96
  6. Step 6: Final answer
    x = 127,810,713.70

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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.