Home / 11,892,945,190-16,407,619,467.84-6,809,592,614.80

Finding the Fourth Proportional to 11,892,945,190, 16,407,619,467.84 and 6,809,592,614.80

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Solution

The fourth proportional to 11,892,945,190, 16,407,619,467.84 and 6,809,592,614.80 is: 9,394,578,262.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,892,945,190 : 16,407,619,467.84 = 6,809,592,614.80 : x
  2. Step 2: Convert to fraction form
    11,892,945,190/16,407,619,467.84 = 6,809,592,614.80/x
  3. Step 3: Cross multiply
    11,892,945,190x = 16,407,619,467.84 × 6,809,592,614.80
  4. Step 4: Simplify right side
    11,892,945,190x = 111,729,204,354,651,979,776
  5. Step 5: Solve for x
    x = 111,729,204,354,651,979,776/11,892,945,190
  6. Step 6: Final answer
    x = 9,394,578,262.13

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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.