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Finding the Third Proportional to 1,042,579,556 and 1,529,785,720

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Solution

The third proportional to 1,042,579,556 and 1,529,785,720 is: 2,244,667,407.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,579,556 : 1,529,785,720 = 1,529,785,720 : x
  2. Step 2: Convert to fraction form
    1,042,579,556/1,529,785,720 = 1,529,785,720/x
  3. Step 3: Cross multiply
    1,042,579,556x = 1,529,785,720 × 1,529,785,720
  4. Step 4: Simplify right side
    1,042,579,556x = 2,340,244,349,115,918,336
  5. Step 5: Solve for x
    x = 2,340,244,349,115,918,336/1,042,579,556
  6. Step 6: Final answer
    x = 2,244,667,407.54

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.