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Finding the Fourth Proportional to 3,449,632,167.70, 5,174,448,251.55 and 3,449,632,167.70

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Solution

The fourth proportional to 3,449,632,167.70, 5,174,448,251.55 and 3,449,632,167.70 is: 5,174,448,251.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,632,167.70 : 5,174,448,251.55 = 3,449,632,167.70 : x
  2. Step 2: Convert to fraction form
    3,449,632,167.70/5,174,448,251.55 = 3,449,632,167.70/x
  3. Step 3: Cross multiply
    3,449,632,167.70x = 5,174,448,251.55 × 3,449,632,167.70
  4. Step 4: Simplify right side
    3,449,632,167.70x = 17,849,943,138,645,901,312
  5. Step 5: Solve for x
    x = 17,849,943,138,645,901,312/3,449,632,167.70
  6. Step 6: Final answer
    x = 5,174,448,251.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.