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Finding the Fourth Proportional to 173,647,957.60, 260,247,987.60 and 133,057,237.60

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Solution

The fourth proportional to 173,647,957.60, 260,247,987.60 and 133,057,237.60 is: 199,414,256.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,647,957.60 : 260,247,987.60 = 133,057,237.60 : x
  2. Step 2: Convert to fraction form
    173,647,957.60/260,247,987.60 = 133,057,237.60/x
  3. Step 3: Cross multiply
    173,647,957.60x = 260,247,987.60 × 133,057,237.60
  4. Step 4: Simplify right side
    173,647,957.60x = 34,627,878,321,015,052
  5. Step 5: Solve for x
    x = 34,627,878,321,015,052/173,647,957.60
  6. Step 6: Final answer
    x = 199,414,256.29

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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.