Home / 11,892,945,191-16,407,619,469.22-6,809,592,615.80

Finding the Fourth Proportional to 11,892,945,191, 16,407,619,469.22 and 6,809,592,615.80

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Solution

The fourth proportional to 11,892,945,191, 16,407,619,469.22 and 6,809,592,615.80 is: 9,394,578,263.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892,945,191 : 16,407,619,469.22 = 6,809,592,615.80 : x
  2. Step 2: Convert to fraction form
    11,892,945,191/16,407,619,469.22 = 6,809,592,615.80/x
  3. Step 3: Cross multiply
    11,892,945,191x = 16,407,619,469.22 × 6,809,592,615.80
  4. Step 4: Simplify right side
    11,892,945,191x = 111,729,204,380,456,828,928
  5. Step 5: Solve for x
    x = 111,729,204,380,456,828,928/11,892,945,191
  6. Step 6: Final answer
    x = 9,394,578,263.51

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Double scale
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1.5x scale

Why These Related Problems?

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