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Finding the Fourth Proportional to 159,441,786.60, 238,784,766.30 and 159,441,786.60

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Solution

The fourth proportional to 159,441,786.60, 238,784,766.30 and 159,441,786.60 is: 238,784,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,441,786.60 : 238,784,766.30 = 159,441,786.60 : x
  2. Step 2: Convert to fraction form
    159,441,786.60/238,784,766.30 = 159,441,786.60/x
  3. Step 3: Cross multiply
    159,441,786.60x = 238,784,766.30 × 159,441,786.60
  4. Step 4: Simplify right side
    159,441,786.60x = 38,072,269,751,735,472
  5. Step 5: Solve for x
    x = 38,072,269,751,735,472/159,441,786.60
  6. Step 6: Final answer
    x = 238,784,766.30

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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.