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Finding the Third Proportional to 3,317,554,424 and 7,127,442,886

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Solution

The third proportional to 3,317,554,424 and 7,127,442,886 is: 15,312,617,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,554,424 : 7,127,442,886 = 7,127,442,886 : x
  2. Step 2: Convert to fraction form
    3,317,554,424/7,127,442,886 = 7,127,442,886/x
  3. Step 3: Cross multiply
    3,317,554,424x = 7,127,442,886 × 7,127,442,886
  4. Step 4: Simplify right side
    3,317,554,424x = 50,800,442,093,192,011,776
  5. Step 5: Solve for x
    x = 50,800,442,093,192,011,776/3,317,554,424
  6. Step 6: Final answer
    x = 15,312,617,549.15

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.