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Finding the Third Proportional to 84,887,843 and 181,877,038

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Solution

The third proportional to 84,887,843 and 181,877,038 is: 389,681,911.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,887,843 : 181,877,038 = 181,877,038 : x
  2. Step 2: Convert to fraction form
    84,887,843/181,877,038 = 181,877,038/x
  3. Step 3: Cross multiply
    84,887,843x = 181,877,038 × 181,877,038
  4. Step 4: Simplify right side
    84,887,843x = 33,079,256,951,653,444
  5. Step 5: Solve for x
    x = 33,079,256,951,653,444/84,887,843
  6. Step 6: Final answer
    x = 389,681,911.83

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.