Home / 218,369,844,046.20-327,554,766,069.30-178,697,985,972.60

Finding the Fourth Proportional to 218,369,844,046.20, 327,554,766,069.30 and 178,697,985,972.60

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Solution

The fourth proportional to 218,369,844,046.20, 327,554,766,069.30 and 178,697,985,972.60 is: 268,046,978,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,369,844,046.20 : 327,554,766,069.30 = 178,697,985,972.60 : x
  2. Step 2: Convert to fraction form
    218,369,844,046.20/327,554,766,069.30 = 178,697,985,972.60/x
  3. Step 3: Cross multiply
    218,369,844,046.20x = 327,554,766,069.30 × 178,697,985,972.60
  4. Step 4: Simplify right side
    218,369,844,046.20x = 58,533,376,992,310,049,374,208
  5. Step 5: Solve for x
    x = 58,533,376,992,310,049,374,208/218,369,844,046.20
  6. Step 6: Final answer
    x = 268,046,978,958.90

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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.