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Finding the Fourth Proportional to 994,800,535.90, 1,489,331,022.45 and 994,800,535.90

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Solution

The fourth proportional to 994,800,535.90, 1,489,331,022.45 and 994,800,535.90 is: 1,489,331,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,800,535.90 : 1,489,331,022.45 = 994,800,535.90 : x
  2. Step 2: Convert to fraction form
    994,800,535.90/1,489,331,022.45 = 994,800,535.90/x
  3. Step 3: Cross multiply
    994,800,535.90x = 1,489,331,022.45 × 994,800,535.90
  4. Step 4: Simplify right side
    994,800,535.90x = 1,481,587,299,265,754,880
  5. Step 5: Solve for x
    x = 1,481,587,299,265,754,880/994,800,535.90
  6. Step 6: Final answer
    x = 1,489,331,022.45

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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.