Home / 16,919,922,245.78-23,350,052,668.86-9,299,238,266.54

Finding the Fourth Proportional to 16,919,922,245.78, 23,350,052,668.86 and 9,299,238,266.54

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Solution

The fourth proportional to 16,919,922,245.78, 23,350,052,668.86 and 9,299,238,266.54 is: 12,833,256,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919,922,245.78 : 23,350,052,668.86 = 9,299,238,266.54 : x
  2. Step 2: Convert to fraction form
    16,919,922,245.78/23,350,052,668.86 = 9,299,238,266.54/x
  3. Step 3: Cross multiply
    16,919,922,245.78x = 23,350,052,668.86 × 9,299,238,266.54
  4. Step 4: Simplify right side
    16,919,922,245.78x = 217,137,703,303,987,396,608
  5. Step 5: Solve for x
    x = 217,137,703,303,987,396,608/16,919,922,245.78
  6. Step 6: Final answer
    x = 12,833,256,568.79

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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.