Home / 69,552,993,314.03-104,335,499,773.16-19,188,427,100.78

Finding the Fourth Proportional to 69,552,993,314.03, 104,335,499,773.16 and 19,188,427,100.78

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Solution

The fourth proportional to 69,552,993,314.03, 104,335,499,773.16 and 19,188,427,100.78 is: 28,784,298,648.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,552,993,314.03 : 104,335,499,773.16 = 19,188,427,100.78 : x
  2. Step 2: Convert to fraction form
    69,552,993,314.03/104,335,499,773.16 = 19,188,427,100.78/x
  3. Step 3: Cross multiply
    69,552,993,314.03x = 104,335,499,773.16 × 19,188,427,100.78
  4. Step 4: Simplify right side
    69,552,993,314.03x = 2,002,034,131,420,728,786,944
  5. Step 5: Solve for x
    x = 2,002,034,131,420,728,786,944/69,552,993,314.03
  6. Step 6: Final answer
    x = 28,784,298,648.11

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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.