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Finding the Fourth Proportional to 353,940,192,002.20, 530,910,288,003.30 and 353,940,192,002.20

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Solution

The fourth proportional to 353,940,192,002.20, 530,910,288,003.30 and 353,940,192,002.20 is: 530,910,288,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,940,192,002.20 : 530,910,288,003.30 = 353,940,192,002.20 : x
  2. Step 2: Convert to fraction form
    353,940,192,002.20/530,910,288,003.30 = 353,940,192,002.20/x
  3. Step 3: Cross multiply
    353,940,192,002.20x = 530,910,288,003.30 × 353,940,192,002.20
  4. Step 4: Simplify right side
    353,940,192,002.20x = 187,910,489,271,831,306,960,896
  5. Step 5: Solve for x
    x = 187,910,489,271,831,306,960,896/353,940,192,002.20
  6. Step 6: Final answer
    x = 530,910,288,003.30

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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.