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Finding the Third Proportional to 117,065,999 and 252,112,330

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Solution

The third proportional to 117,065,999 and 252,112,330 is: 542,946,948.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,065,999 : 252,112,330 = 252,112,330 : x
  2. Step 2: Convert to fraction form
    117,065,999/252,112,330 = 252,112,330/x
  3. Step 3: Cross multiply
    117,065,999x = 252,112,330 × 252,112,330
  4. Step 4: Simplify right side
    117,065,999x = 63,560,626,938,028,896
  5. Step 5: Solve for x
    x = 63,560,626,938,028,896/117,065,999
  6. Step 6: Final answer
    x = 542,946,948.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.