Home / 7,398,192,942.09-10,217,933,310.89-5,015,193,728.03

Finding the Fourth Proportional to 7,398,192,942.09, 10,217,933,310.89 and 5,015,193,728.03

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Solution

The fourth proportional to 7,398,192,942.09, 10,217,933,310.89 and 5,015,193,728.03 is: 6,926,679,995.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398,192,942.09 : 10,217,933,310.89 = 5,015,193,728.03 : x
  2. Step 2: Convert to fraction form
    7,398,192,942.09/10,217,933,310.89 = 5,015,193,728.03/x
  3. Step 3: Cross multiply
    7,398,192,942.09x = 10,217,933,310.89 × 5,015,193,728.03
  4. Step 4: Simplify right side
    7,398,192,942.09x = 51,244,915,054,179,262,464
  5. Step 5: Solve for x
    x = 51,244,915,054,179,262,464/7,398,192,942.09
  6. Step 6: Final answer
    x = 6,926,679,995.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.