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Finding the Fourth Proportional to 11,661,017,490.40, 17,491,526,235.60 and 11,661,017,490.40

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Solution

The fourth proportional to 11,661,017,490.40, 17,491,526,235.60 and 11,661,017,490.40 is: 17,491,526,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,661,017,490.40 : 17,491,526,235.60 = 11,661,017,490.40 : x
  2. Step 2: Convert to fraction form
    11,661,017,490.40/17,491,526,235.60 = 11,661,017,490.40/x
  3. Step 3: Cross multiply
    11,661,017,490.40x = 17,491,526,235.60 × 11,661,017,490.40
  4. Step 4: Simplify right side
    11,661,017,490.40x = 203,968,993,367,122,051,072
  5. Step 5: Solve for x
    x = 203,968,993,367,122,051,072/11,661,017,490.40
  6. Step 6: Final answer
    x = 17,491,526,235.60

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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.