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Finding the Fourth Proportional to 133,614,905.60, 186,657,760 and 133,614,905.60

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Solution

The fourth proportional to 133,614,905.60, 186,657,760 and 133,614,905.60 is: 186,657,760

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,614,905.60 : 186,657,760 = 133,614,905.60 : x
  2. Step 2: Convert to fraction form
    133,614,905.60/186,657,760 = 133,614,905.60/x
  3. Step 3: Cross multiply
    133,614,905.60x = 186,657,760 × 133,614,905.60
  4. Step 4: Simplify right side
    133,614,905.60x = 24,940,258,981,907,456
  5. Step 5: Solve for x
    x = 24,940,258,981,907,456/133,614,905.60
  6. Step 6: Final answer
    x = 186,657,760

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1.5x scale

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.