Home / 168,327,186.20-252,364,808.10-91,736,696.60

Finding the Fourth Proportional to 168,327,186.20, 252,364,808.10 and 91,736,696.60

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Solution

The fourth proportional to 168,327,186.20, 252,364,808.10 and 91,736,696.60 is: 137,536,391.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,327,186.20 : 252,364,808.10 = 91,736,696.60 : x
  2. Step 2: Convert to fraction form
    168,327,186.20/252,364,808.10 = 91,736,696.60/x
  3. Step 3: Cross multiply
    168,327,186.20x = 252,364,808.10 × 91,736,696.60
  4. Step 4: Simplify right side
    168,327,186.20x = 23,151,113,833,186,920
  5. Step 5: Solve for x
    x = 23,151,113,833,186,920/168,327,186.20
  6. Step 6: Final answer
    x = 137,536,391.81

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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.