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Finding the Fourth Proportional to 183,766,679.10, 275,650,018.65 and 165,591,396.90

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Solution

The fourth proportional to 183,766,679.10, 275,650,018.65 and 165,591,396.90 is: 248,387,095.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,766,679.10 : 275,650,018.65 = 165,591,396.90 : x
  2. Step 2: Convert to fraction form
    183,766,679.10/275,650,018.65 = 165,591,396.90/x
  3. Step 3: Cross multiply
    183,766,679.10x = 275,650,018.65 × 165,591,396.90
  4. Step 4: Simplify right side
    183,766,679.10x = 45,645,271,643,764,552
  5. Step 5: Solve for x
    x = 45,645,271,643,764,552/183,766,679.10
  6. Step 6: Final answer
    x = 248,387,095.35

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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.