Home / 168,177,074.40-252,265,611.60-149,045,198.40

Finding the Fourth Proportional to 168,177,074.40, 252,265,611.60 and 149,045,198.40

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Solution

The fourth proportional to 168,177,074.40, 252,265,611.60 and 149,045,198.40 is: 223,567,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,177,074.40 : 252,265,611.60 = 149,045,198.40 : x
  2. Step 2: Convert to fraction form
    168,177,074.40/252,265,611.60 = 149,045,198.40/x
  3. Step 3: Cross multiply
    168,177,074.40x = 252,265,611.60 × 149,045,198.40
  4. Step 4: Simplify right side
    168,177,074.40x = 37,598,978,130,419,344
  5. Step 5: Solve for x
    x = 37,598,978,130,419,344/168,177,074.40
  6. Step 6: Final answer
    x = 223,567,797.60

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Similar ratio
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1.5x scale

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.