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Finding the Third Proportional to 2,125,703,044 and 2,992,153,884

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Solution

The third proportional to 2,125,703,044 and 2,992,153,884 is: 4,211,775,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,703,044 : 2,992,153,884 = 2,992,153,884 : x
  2. Step 2: Convert to fraction form
    2,125,703,044/2,992,153,884 = 2,992,153,884/x
  3. Step 3: Cross multiply
    2,125,703,044x = 2,992,153,884 × 2,992,153,884
  4. Step 4: Simplify right side
    2,125,703,044x = 8,952,984,865,536,285,696
  5. Step 5: Solve for x
    x = 8,952,984,865,536,285,696/2,125,703,044
  6. Step 6: Final answer
    x = 4,211,775,906.71

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.