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Finding the Fourth Proportional to 447,726,906,076.20, 671,590,359,114.30 and 447,726,906,076.20

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Solution

The fourth proportional to 447,726,906,076.20, 671,590,359,114.30 and 447,726,906,076.20 is: 671,590,359,114.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,726,906,076.20 : 671,590,359,114.30 = 447,726,906,076.20 : x
  2. Step 2: Convert to fraction form
    447,726,906,076.20/671,590,359,114.30 = 447,726,906,076.20/x
  3. Step 3: Cross multiply
    447,726,906,076.20x = 671,590,359,114.30 × 447,726,906,076.20
  4. Step 4: Simplify right side
    447,726,906,076.20x = 300,689,073,636,849,659,936,768
  5. Step 5: Solve for x
    x = 300,689,073,636,849,659,936,768/447,726,906,076.20
  6. Step 6: Final answer
    x = 671,590,359,114.30

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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.