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Finding the Third Proportional to 3,188,554,565 and 4,488,230,826.50

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Solution

The third proportional to 3,188,554,565 and 4,488,230,826.50 is: 6,317,663,863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,554,565 : 4,488,230,826.50 = 4,488,230,826.50 : x
  2. Step 2: Convert to fraction form
    3,188,554,565/4,488,230,826.50 = 4,488,230,826.50/x
  3. Step 3: Cross multiply
    3,188,554,565x = 4,488,230,826.50 × 4,488,230,826.50
  4. Step 4: Simplify right side
    3,188,554,565x = 20,144,215,951,944,871,936
  5. Step 5: Solve for x
    x = 20,144,215,951,944,871,936/3,188,554,565
  6. Step 6: Final answer
    x = 6,317,663,863.45

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.