Home / 218,369,844,010.20-327,554,766,015.30-178,697,985,936.60

Finding the Fourth Proportional to 218,369,844,010.20, 327,554,766,015.30 and 178,697,985,936.60

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Solution

The fourth proportional to 218,369,844,010.20, 327,554,766,015.30 and 178,697,985,936.60 is: 268,046,978,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,369,844,010.20 : 327,554,766,015.30 = 178,697,985,936.60 : x
  2. Step 2: Convert to fraction form
    218,369,844,010.20/327,554,766,015.30 = 178,697,985,936.60/x
  3. Step 3: Cross multiply
    218,369,844,010.20x = 327,554,766,015.30 × 178,697,985,936.60
  4. Step 4: Simplify right side
    218,369,844,010.20x = 58,533,376,970,868,381,450,240
  5. Step 5: Solve for x
    x = 58,533,376,970,868,381,450,240/218,369,844,010.20
  6. Step 6: Final answer
    x = 268,046,978,904.90

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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.