Home / 204,039,199.40-306,655,995.90-177,762,540.20

Finding the Fourth Proportional to 204,039,199.40, 306,655,995.90 and 177,762,540.20

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Solution

The fourth proportional to 204,039,199.40, 306,655,995.90 and 177,762,540.20 is: 267,164,098.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,039,199.40 : 306,655,995.90 = 177,762,540.20 : x
  2. Step 2: Convert to fraction form
    204,039,199.40/306,655,995.90 = 177,762,540.20/x
  3. Step 3: Cross multiply
    204,039,199.40x = 306,655,995.90 × 177,762,540.20
  4. Step 4: Simplify right side
    204,039,199.40x = 54,511,948,798,744,776
  5. Step 5: Solve for x
    x = 54,511,948,798,744,776/204,039,199.40
  6. Step 6: Final answer
    x = 267,164,098.66

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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.