Home / 150,304,321.20-225,456,481.80-99,243,994.80

Finding the Fourth Proportional to 150,304,321.20, 225,456,481.80 and 99,243,994.80

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Solution

The fourth proportional to 150,304,321.20, 225,456,481.80 and 99,243,994.80 is: 148,865,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,304,321.20 : 225,456,481.80 = 99,243,994.80 : x
  2. Step 2: Convert to fraction form
    150,304,321.20/225,456,481.80 = 99,243,994.80/x
  3. Step 3: Cross multiply
    150,304,321.20x = 225,456,481.80 × 99,243,994.80
  4. Step 4: Simplify right side
    150,304,321.20x = 22,375,201,907,385,496
  5. Step 5: Solve for x
    x = 22,375,201,907,385,496/150,304,321.20
  6. Step 6: Final answer
    x = 148,865,992.20

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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.