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Finding the Fourth Proportional to 198,168,449,611.90, 297,252,674,417.85 and 198,168,449,611.90

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Solution

The fourth proportional to 198,168,449,611.90, 297,252,674,417.85 and 198,168,449,611.90 is: 297,252,674,417.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,168,449,611.90 : 297,252,674,417.85 = 198,168,449,611.90 : x
  2. Step 2: Convert to fraction form
    198,168,449,611.90/297,252,674,417.85 = 198,168,449,611.90/x
  3. Step 3: Cross multiply
    198,168,449,611.90x = 297,252,674,417.85 × 198,168,449,611.90
  4. Step 4: Simplify right side
    198,168,449,611.90x = 58,906,101,632,376,221,204,480
  5. Step 5: Solve for x
    x = 58,906,101,632,376,221,204,480/198,168,449,611.90
  6. Step 6: Final answer
    x = 297,252,674,417.85

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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.