Home / 168,517,962.60-252,776,943.90-103,611,301.80

Finding the Fourth Proportional to 168,517,962.60, 252,776,943.90 and 103,611,301.80

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Solution

The fourth proportional to 168,517,962.60, 252,776,943.90 and 103,611,301.80 is: 155,416,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,517,962.60 : 252,776,943.90 = 103,611,301.80 : x
  2. Step 2: Convert to fraction form
    168,517,962.60/252,776,943.90 = 103,611,301.80/x
  3. Step 3: Cross multiply
    168,517,962.60x = 252,776,943.90 × 103,611,301.80
  4. Step 4: Simplify right side
    168,517,962.60x = 26,190,548,222,504,568
  5. Step 5: Solve for x
    x = 26,190,548,222,504,568/168,517,962.60
  6. Step 6: Final answer
    x = 155,416,952.70

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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.