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Finding the Fourth Proportional to 53,465,389,986.10, 80,198,084,979.15 and 53,465,389,986.10

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Solution

The fourth proportional to 53,465,389,986.10, 80,198,084,979.15 and 53,465,389,986.10 is: 80,198,084,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,465,389,986.10 : 80,198,084,979.15 = 53,465,389,986.10 : x
  2. Step 2: Convert to fraction form
    53,465,389,986.10/80,198,084,979.15 = 53,465,389,986.10/x
  3. Step 3: Cross multiply
    53,465,389,986.10x = 80,198,084,979.15 × 53,465,389,986.10
  4. Step 4: Simplify right side
    53,465,389,986.10x = 4,287,821,889,548,642,680,832
  5. Step 5: Solve for x
    x = 4,287,821,889,548,642,680,832/53,465,389,986.10
  6. Step 6: Final answer
    x = 80,198,084,979.15

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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.