Home / 20,568,065,457,124-28,383,934,963,846-11,319,049,757,556

Finding the Fourth Proportional to 20,568,065,457,124, 28,383,934,963,846 and 11,319,049,757,556

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Solution

The fourth proportional to 20,568,065,457,124, 28,383,934,963,846 and 11,319,049,757,556 is: 15,620,291,215,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,568,065,457,124 : 28,383,934,963,846 = 11,319,049,757,556 : x
  2. Step 2: Convert to fraction form
    20,568,065,457,124/28,383,934,963,846 = 11,319,049,757,556/x
  3. Step 3: Cross multiply
    20,568,065,457,124x = 28,383,934,963,846 × 11,319,049,757,556
  4. Step 4: Simplify right side
    20,568,065,457,124x = 321,279,172,171,006,352,103,047,168
  5. Step 5: Solve for x
    x = 321,279,172,171,006,352,103,047,168/20,568,065,457,124
  6. Step 6: Final answer
    x = 15,620,291,215,075.23

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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.