Home / 11,189,706,824.44-15,448,765,588.82-7,122,904,010.42

Finding the Fourth Proportional to 11,189,706,824.44, 15,448,765,588.82 and 7,122,904,010.42

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Solution

The fourth proportional to 11,189,706,824.44, 15,448,765,588.82 and 7,122,904,010.42 is: 9,834,044,456.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189,706,824.44 : 15,448,765,588.82 = 7,122,904,010.42 : x
  2. Step 2: Convert to fraction form
    11,189,706,824.44/15,448,765,588.82 = 7,122,904,010.42/x
  3. Step 3: Cross multiply
    11,189,706,824.44x = 15,448,765,588.82 × 7,122,904,010.42
  4. Step 4: Simplify right side
    11,189,706,824.44x = 110,040,074,368,644,464,640
  5. Step 5: Solve for x
    x = 110,040,074,368,644,464,640/11,189,706,824.44
  6. Step 6: Final answer
    x = 9,834,044,456.67

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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.