Home / 218,450,968.20-327,456,002.70-109,107,966.60

Finding the Fourth Proportional to 218,450,968.20, 327,456,002.70 and 109,107,966.60

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Solution

The fourth proportional to 218,450,968.20, 327,456,002.70 and 109,107,966.60 is: 163,551,843.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,450,968.20 : 327,456,002.70 = 109,107,966.60 : x
  2. Step 2: Convert to fraction form
    218,450,968.20/327,456,002.70 = 109,107,966.60/x
  3. Step 3: Cross multiply
    218,450,968.20x = 327,456,002.70 × 109,107,966.60
  4. Step 4: Simplify right side
    218,450,968.20x = 35,728,058,605,561,108
  5. Step 5: Solve for x
    x = 35,728,058,605,561,108/218,450,968.20
  6. Step 6: Final answer
    x = 163,551,843.69

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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.