Home / 87,150,990.80-130,743,710.04-25,741,216.64

Finding the Fourth Proportional to 87,150,990.80, 130,743,710.04 and 25,741,216.64

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Solution

The fourth proportional to 87,150,990.80, 130,743,710.04 and 25,741,216.64 is: 38,616,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,150,990.80 : 130,743,710.04 = 25,741,216.64 : x
  2. Step 2: Convert to fraction form
    87,150,990.80/130,743,710.04 = 25,741,216.64/x
  3. Step 3: Cross multiply
    87,150,990.80x = 130,743,710.04 × 25,741,216.64
  4. Step 4: Simplify right side
    87,150,990.80x = 3,365,502,164,456,983.50
  5. Step 5: Solve for x
    x = 3,365,502,164,456,983.50/87,150,990.80
  6. Step 6: Final answer
    x = 38,616,912.25

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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.