Home / 131,232,190.80-196,848,286.20-110,187,127.20

Finding the Fourth Proportional to 131,232,190.80, 196,848,286.20 and 110,187,127.20

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Solution

The fourth proportional to 131,232,190.80, 196,848,286.20 and 110,187,127.20 is: 165,280,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,232,190.80 : 196,848,286.20 = 110,187,127.20 : x
  2. Step 2: Convert to fraction form
    131,232,190.80/196,848,286.20 = 110,187,127.20/x
  3. Step 3: Cross multiply
    131,232,190.80x = 196,848,286.20 × 110,187,127.20
  4. Step 4: Simplify right side
    131,232,190.80x = 21,690,147,150,621,404
  5. Step 5: Solve for x
    x = 21,690,147,150,621,404/131,232,190.80
  6. Step 6: Final answer
    x = 165,280,690.80

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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.