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Finding the Fourth Proportional to 995,976,008.10, 1,491,276,626.55 and 995,976,008.10

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Solution

The fourth proportional to 995,976,008.10, 1,491,276,626.55 and 995,976,008.10 is: 1,491,276,626.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,976,008.10 : 1,491,276,626.55 = 995,976,008.10 : x
  2. Step 2: Convert to fraction form
    995,976,008.10/1,491,276,626.55 = 995,976,008.10/x
  3. Step 3: Cross multiply
    995,976,008.10x = 1,491,276,626.55 × 995,976,008.10
  4. Step 4: Simplify right side
    995,976,008.10x = 1,485,275,741,484,103,424
  5. Step 5: Solve for x
    x = 1,485,275,741,484,103,424/995,976,008.10
  6. Step 6: Final answer
    x = 1,491,276,626.55

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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.