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Finding the Fourth Proportional to 193,632,340.80, 271,765,521.60 and 193,632,340.80

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Solution

The fourth proportional to 193,632,340.80, 271,765,521.60 and 193,632,340.80 is: 271,765,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,632,340.80 : 271,765,521.60 = 193,632,340.80 : x
  2. Step 2: Convert to fraction form
    193,632,340.80/271,765,521.60 = 193,632,340.80/x
  3. Step 3: Cross multiply
    193,632,340.80x = 271,765,521.60 × 193,632,340.80
  4. Step 4: Simplify right side
    193,632,340.80x = 52,622,594,096,140,968
  5. Step 5: Solve for x
    x = 52,622,594,096,140,968/193,632,340.80
  6. Step 6: Final answer
    x = 271,765,521.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.