Home / 14,990,734,584.33-20,689,434,050.07-9,491,760,256.16

Finding the Fourth Proportional to 14,990,734,584.33, 20,689,434,050.07 and 9,491,760,256.16

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Solution

The fourth proportional to 14,990,734,584.33, 20,689,434,050.07 and 9,491,760,256.16 is: 13,100,035,007.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,990,734,584.33 : 20,689,434,050.07 = 9,491,760,256.16 : x
  2. Step 2: Convert to fraction form
    14,990,734,584.33/20,689,434,050.07 = 9,491,760,256.16/x
  3. Step 3: Cross multiply
    14,990,734,584.33x = 20,689,434,050.07 × 9,491,760,256.16
  4. Step 4: Simplify right side
    14,990,734,584.33x = 196,379,147,838,794,399,744
  5. Step 5: Solve for x
    x = 196,379,147,838,794,399,744/14,990,734,584.33
  6. Step 6: Final answer
    x = 13,100,035,007.23

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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.