Home / 131,328,016.80-196,992,025.20-88,329,847.20

Finding the Fourth Proportional to 131,328,016.80, 196,992,025.20 and 88,329,847.20

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Solution

The fourth proportional to 131,328,016.80, 196,992,025.20 and 88,329,847.20 is: 132,494,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,016.80 : 196,992,025.20 = 88,329,847.20 : x
  2. Step 2: Convert to fraction form
    131,328,016.80/196,992,025.20 = 88,329,847.20/x
  3. Step 3: Cross multiply
    131,328,016.80x = 196,992,025.20 × 88,329,847.20
  4. Step 4: Simplify right side
    131,328,016.80x = 17,400,275,485,534,548
  5. Step 5: Solve for x
    x = 17,400,275,485,534,548/131,328,016.80
  6. Step 6: Final answer
    x = 132,494,770.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.