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Finding the Fourth Proportional to 9,081,432,803.70, 13,622,149,205.55 and 9,081,432,803.70

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Solution

The fourth proportional to 9,081,432,803.70, 13,622,149,205.55 and 9,081,432,803.70 is: 13,622,149,205.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081,432,803.70 : 13,622,149,205.55 = 9,081,432,803.70 : x
  2. Step 2: Convert to fraction form
    9,081,432,803.70/13,622,149,205.55 = 9,081,432,803.70/x
  3. Step 3: Cross multiply
    9,081,432,803.70x = 13,622,149,205.55 × 9,081,432,803.70
  4. Step 4: Simplify right side
    9,081,432,803.70x = 123,708,632,652,177,670,144
  5. Step 5: Solve for x
    x = 123,708,632,652,177,670,144/9,081,432,803.70
  6. Step 6: Final answer
    x = 13,622,149,205.55

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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.