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Finding the Fourth Proportional to 8,180,629,544.30, 12,270,944,316.45 and 8,180,629,544.30

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Solution

The fourth proportional to 8,180,629,544.30, 12,270,944,316.45 and 8,180,629,544.30 is: 12,270,944,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,629,544.30 : 12,270,944,316.45 = 8,180,629,544.30 : x
  2. Step 2: Convert to fraction form
    8,180,629,544.30/12,270,944,316.45 = 8,180,629,544.30/x
  3. Step 3: Cross multiply
    8,180,629,544.30x = 12,270,944,316.45 × 8,180,629,544.30
  4. Step 4: Simplify right side
    8,180,629,544.30x = 100,384,049,611,611,045,888
  5. Step 5: Solve for x
    x = 100,384,049,611,611,045,888/8,180,629,544.30
  6. Step 6: Final answer
    x = 12,270,944,316.45

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Double scale
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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.