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Finding the Fourth Proportional to 1,797,314,998.80, 2,695,972,498.20 and 1,728,440,245.20

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Solution

The fourth proportional to 1,797,314,998.80, 2,695,972,498.20 and 1,728,440,245.20 is: 2,592,660,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,314,998.80 : 2,695,972,498.20 = 1,728,440,245.20 : x
  2. Step 2: Convert to fraction form
    1,797,314,998.80/2,695,972,498.20 = 1,728,440,245.20/x
  3. Step 3: Cross multiply
    1,797,314,998.80x = 2,695,972,498.20 × 1,728,440,245.20
  4. Step 4: Simplify right side
    1,797,314,998.80x = 4,659,827,365,841,264,640
  5. Step 5: Solve for x
    x = 4,659,827,365,841,264,640/1,797,314,998.80
  6. Step 6: Final answer
    x = 2,592,660,367.80

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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.