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Finding the Fourth Proportional to 183,138,230.70, 274,707,346.05 and 68,098,968.90

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Solution

The fourth proportional to 183,138,230.70, 274,707,346.05 and 68,098,968.90 is: 102,148,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,138,230.70 : 274,707,346.05 = 68,098,968.90 : x
  2. Step 2: Convert to fraction form
    183,138,230.70/274,707,346.05 = 68,098,968.90/x
  3. Step 3: Cross multiply
    183,138,230.70x = 274,707,346.05 × 68,098,968.90
  4. Step 4: Simplify right side
    183,138,230.70x = 18,707,287,015,260,492
  5. Step 5: Solve for x
    x = 18,707,287,015,260,492/183,138,230.70
  6. Step 6: Final answer
    x = 102,148,453.35

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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.