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Finding the Third Proportional to 368,281,185 and 797,860,638

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Solution

The third proportional to 368,281,185 and 797,860,638 is: 1,728,520,553.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,281,185 : 797,860,638 = 797,860,638 : x
  2. Step 2: Convert to fraction form
    368,281,185/797,860,638 = 797,860,638/x
  3. Step 3: Cross multiply
    368,281,185x = 797,860,638 × 797,860,638
  4. Step 4: Simplify right side
    368,281,185x = 636,581,597,669,767,040
  5. Step 5: Solve for x
    x = 636,581,597,669,767,040/368,281,185
  6. Step 6: Final answer
    x = 1,728,520,553.31

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.