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Finding the Third Proportional to 1,508,667,372 and 2,253,709,908

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Solution

The third proportional to 1,508,667,372 and 2,253,709,908 is: 3,366,685,356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,667,372 : 2,253,709,908 = 2,253,709,908 : x
  2. Step 2: Convert to fraction form
    1,508,667,372/2,253,709,908 = 2,253,709,908/x
  3. Step 3: Cross multiply
    1,508,667,372x = 2,253,709,908 × 2,253,709,908
  4. Step 4: Simplify right side
    1,508,667,372x = 5,079,208,349,417,368,576
  5. Step 5: Solve for x
    x = 5,079,208,349,417,368,576/1,508,667,372
  6. Step 6: Final answer
    x = 3,366,685,356.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.