Home / 69,552,993,313.03-104,335,499,771.66-19,188,427,099.78

Finding the Fourth Proportional to 69,552,993,313.03, 104,335,499,771.66 and 19,188,427,099.78

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Solution

The fourth proportional to 69,552,993,313.03, 104,335,499,771.66 and 19,188,427,099.78 is: 28,784,298,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,552,993,313.03 : 104,335,499,771.66 = 19,188,427,099.78 : x
  2. Step 2: Convert to fraction form
    69,552,993,313.03/104,335,499,771.66 = 19,188,427,099.78/x
  3. Step 3: Cross multiply
    69,552,993,313.03x = 104,335,499,771.66 × 19,188,427,099.78
  4. Step 4: Simplify right side
    69,552,993,313.03x = 2,002,034,131,287,089,348,608
  5. Step 5: Solve for x
    x = 2,002,034,131,287,089,348,608/69,552,993,313.03
  6. Step 6: Final answer
    x = 28,784,298,646.60

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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.