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Finding the Fourth Proportional to 275,835,608,936.78, 413,753,413,405.17 and 275,835,608,936.78

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Solution

The fourth proportional to 275,835,608,936.78, 413,753,413,405.17 and 275,835,608,936.78 is: 413,753,413,405.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,835,608,936.78 : 413,753,413,405.17 = 275,835,608,936.78 : x
  2. Step 2: Convert to fraction form
    275,835,608,936.78/413,753,413,405.17 = 275,835,608,936.78/x
  3. Step 3: Cross multiply
    275,835,608,936.78x = 413,753,413,405.17 × 275,835,608,936.78
  4. Step 4: Simplify right side
    275,835,608,936.78x = 114,127,924,736,286,355,619,840
  5. Step 5: Solve for x
    x = 114,127,924,736,286,355,619,840/275,835,608,936.78
  6. Step 6: Final answer
    x = 413,753,413,405.17

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1.5x scale

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.