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Finding the Third Proportional to 339,334,579.50 and 518,863,538.25

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Solution

The third proportional to 339,334,579.50 and 518,863,538.25 is: 793,374,408.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,334,579.50 : 518,863,538.25 = 518,863,538.25 : x
  2. Step 2: Convert to fraction form
    339,334,579.50/518,863,538.25 = 518,863,538.25/x
  3. Step 3: Cross multiply
    339,334,579.50x = 518,863,538.25 × 518,863,538.25
  4. Step 4: Simplify right side
    339,334,579.50x = 269,219,371,325,309,216
  5. Step 5: Solve for x
    x = 269,219,371,325,309,216/339,334,579.50
  6. Step 6: Final answer
    x = 793,374,408.59

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.