Home / 218,511,008.40-327,766,512.60-218,511,008.40

Finding the Fourth Proportional to 218,511,008.40, 327,766,512.60 and 218,511,008.40

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Solution

The fourth proportional to 218,511,008.40, 327,766,512.60 and 218,511,008.40 is: 327,766,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,511,008.40 : 327,766,512.60 = 218,511,008.40 : x
  2. Step 2: Convert to fraction form
    218,511,008.40/327,766,512.60 = 218,511,008.40/x
  3. Step 3: Cross multiply
    218,511,008.40x = 327,766,512.60 × 218,511,008.40
  4. Step 4: Simplify right side
    218,511,008.40x = 71,620,591,187,977,312
  5. Step 5: Solve for x
    x = 71,620,591,187,977,312/218,511,008.40
  6. Step 6: Final answer
    x = 327,766,512.60

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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.