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Finding the Third Proportional to 39,699,362 and 85,993,968

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Solution

The third proportional to 39,699,362 and 85,993,968 is: 186,274,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,699,362 : 85,993,968 = 85,993,968 : x
  2. Step 2: Convert to fraction form
    39,699,362/85,993,968 = 85,993,968/x
  3. Step 3: Cross multiply
    39,699,362x = 85,993,968 × 85,993,968
  4. Step 4: Simplify right side
    39,699,362x = 7,394,962,532,385,024
  5. Step 5: Solve for x
    x = 7,394,962,532,385,024/39,699,362
  6. Step 6: Final answer
    x = 186,274,090.06

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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.