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Finding the Fourth Proportional to 192,979,271.10, 270,887,615.70 and 192,979,271.10

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Solution

The fourth proportional to 192,979,271.10, 270,887,615.70 and 192,979,271.10 is: 270,887,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,979,271.10 : 270,887,615.70 = 192,979,271.10 : x
  2. Step 2: Convert to fraction form
    192,979,271.10/270,887,615.70 = 192,979,271.10/x
  3. Step 3: Cross multiply
    192,979,271.10x = 270,887,615.70 × 192,979,271.10
  4. Step 4: Simplify right side
    192,979,271.10x = 52,275,694,627,802,912
  5. Step 5: Solve for x
    x = 52,275,694,627,802,912/192,979,271.10
  6. Step 6: Final answer
    x = 270,887,615.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.