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Finding the Fourth Proportional to 18,163,744,300.80, 27,245,616,451.20 and 18,163,744,300.80

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Solution

The fourth proportional to 18,163,744,300.80, 27,245,616,451.20 and 18,163,744,300.80 is: 27,245,616,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,744,300.80 : 27,245,616,451.20 = 18,163,744,300.80 : x
  2. Step 2: Convert to fraction form
    18,163,744,300.80/27,245,616,451.20 = 18,163,744,300.80/x
  3. Step 3: Cross multiply
    18,163,744,300.80x = 27,245,616,451.20 × 18,163,744,300.80
  4. Step 4: Simplify right side
    18,163,744,300.80x = 494,882,410,537,266,708,480
  5. Step 5: Solve for x
    x = 494,882,410,537,266,708,480/18,163,744,300.80
  6. Step 6: Final answer
    x = 27,245,616,451.20

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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.