Home / 170,006,213.20-255,576,190.20-145,063,915.60

Finding the Fourth Proportional to 170,006,213.20, 255,576,190.20 and 145,063,915.60

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Solution

The fourth proportional to 170,006,213.20, 255,576,190.20 and 145,063,915.60 is: 218,079,575.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,006,213.20 : 255,576,190.20 = 145,063,915.60 : x
  2. Step 2: Convert to fraction form
    170,006,213.20/255,576,190.20 = 145,063,915.60/x
  3. Step 3: Cross multiply
    170,006,213.20x = 255,576,190.20 × 145,063,915.60
  4. Step 4: Simplify right side
    170,006,213.20x = 37,074,882,884,542,344
  5. Step 5: Solve for x
    x = 37,074,882,884,542,344/170,006,213.20
  6. Step 6: Final answer
    x = 218,079,575.96

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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.