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Finding the Fourth Proportional to 133,787,203.60, 200,680,805.40 and 133,787,203.60

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Solution

The fourth proportional to 133,787,203.60, 200,680,805.40 and 133,787,203.60 is: 200,680,805.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,787,203.60 : 200,680,805.40 = 133,787,203.60 : x
  2. Step 2: Convert to fraction form
    133,787,203.60/200,680,805.40 = 133,787,203.60/x
  3. Step 3: Cross multiply
    133,787,203.60x = 200,680,805.40 × 133,787,203.60
  4. Step 4: Simplify right side
    133,787,203.60x = 26,848,523,770,661,780
  5. Step 5: Solve for x
    x = 26,848,523,770,661,780/133,787,203.60
  6. Step 6: Final answer
    x = 200,680,805.40

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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.