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Finding the Third Proportional to 66,510,728,233.75 and 137,735,969,586.75

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Solution

The third proportional to 66,510,728,233.75 and 137,735,969,586.75 is: 285,235,146,596.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,510,728,233.75 : 137,735,969,586.75 = 137,735,969,586.75 : x
  2. Step 2: Convert to fraction form
    66,510,728,233.75/137,735,969,586.75 = 137,735,969,586.75/x
  3. Step 3: Cross multiply
    66,510,728,233.75x = 137,735,969,586.75 × 137,735,969,586.75
  4. Step 4: Simplify right side
    66,510,728,233.75x = 18,971,197,318,002,120,851,456
  5. Step 5: Solve for x
    x = 18,971,197,318,002,120,851,456/66,510,728,233.75
  6. Step 6: Final answer
    x = 285,235,146,596.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.