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Finding the Third Proportional to 33,400,172 and 51,716,378

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Solution

The third proportional to 33,400,172 and 51,716,378 is: 80,076,945.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,400,172 : 51,716,378 = 51,716,378 : x
  2. Step 2: Convert to fraction form
    33,400,172/51,716,378 = 51,716,378/x
  3. Step 3: Cross multiply
    33,400,172x = 51,716,378 × 51,716,378
  4. Step 4: Simplify right side
    33,400,172x = 2,674,583,753,438,884
  5. Step 5: Solve for x
    x = 2,674,583,753,438,884/33,400,172
  6. Step 6: Final answer
    x = 80,076,945.52

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.