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Finding the Fourth Proportional to 3,606,910,873.20, 5,410,366,309.80 and 3,606,910,873.20

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Solution

The fourth proportional to 3,606,910,873.20, 5,410,366,309.80 and 3,606,910,873.20 is: 5,410,366,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606,910,873.20 : 5,410,366,309.80 = 3,606,910,873.20 : x
  2. Step 2: Convert to fraction form
    3,606,910,873.20/5,410,366,309.80 = 3,606,910,873.20/x
  3. Step 3: Cross multiply
    3,606,910,873.20x = 5,410,366,309.80 × 3,606,910,873.20
  4. Step 4: Simplify right side
    3,606,910,873.20x = 19,514,709,070,812,577,792
  5. Step 5: Solve for x
    x = 19,514,709,070,812,577,792/3,606,910,873.20
  6. Step 6: Final answer
    x = 5,410,366,309.80

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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.