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Finding the Third Proportional to 389,994,205 and 793,608,636

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Solution

The third proportional to 389,994,205 and 793,608,636 is: 1,614,933,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,994,205 : 793,608,636 = 793,608,636 : x
  2. Step 2: Convert to fraction form
    389,994,205/793,608,636 = 793,608,636/x
  3. Step 3: Cross multiply
    389,994,205x = 793,608,636 × 793,608,636
  4. Step 4: Simplify right side
    389,994,205x = 629,814,667,133,780,480
  5. Step 5: Solve for x
    x = 629,814,667,133,780,480/389,994,205
  6. Step 6: Final answer
    x = 1,614,933,399.16

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.