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Finding the Fourth Proportional to 72,792,132,757.95, 109,188,199,136.97 and 72,792,132,757.95

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Solution

The fourth proportional to 72,792,132,757.95, 109,188,199,136.97 and 72,792,132,757.95 is: 109,188,199,136.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,792,132,757.95 : 109,188,199,136.97 = 72,792,132,757.95 : x
  2. Step 2: Convert to fraction form
    72,792,132,757.95/109,188,199,136.97 = 72,792,132,757.95/x
  3. Step 3: Cross multiply
    72,792,132,757.95x = 109,188,199,136.97 × 72,792,132,757.95
  4. Step 4: Simplify right side
    72,792,132,757.95x = 7,948,041,887,179,801,100,288
  5. Step 5: Solve for x
    x = 7,948,041,887,179,801,100,288/72,792,132,757.95
  6. Step 6: Final answer
    x = 109,188,199,136.97

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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.