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Finding the Third Proportional to 3,488,538,568 and 5,362,133,888

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Solution

The third proportional to 3,488,538,568 and 5,362,133,888 is: 8,241,984,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488,538,568 : 5,362,133,888 = 5,362,133,888 : x
  2. Step 2: Convert to fraction form
    3,488,538,568/5,362,133,888 = 5,362,133,888/x
  3. Step 3: Cross multiply
    3,488,538,568x = 5,362,133,888 × 5,362,133,888
  4. Step 4: Simplify right side
    3,488,538,568x = 28,752,479,832,837,996,544
  5. Step 5: Solve for x
    x = 28,752,479,832,837,996,544/3,488,538,568
  6. Step 6: Final answer
    x = 8,241,984,221.30

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.