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Finding the Third Proportional to 15,242,996,187 and 33,018,906,615

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Solution

The third proportional to 15,242,996,187 and 33,018,906,615 is: 71,524,533,672.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,242,996,187 : 33,018,906,615 = 33,018,906,615 : x
  2. Step 2: Convert to fraction form
    15,242,996,187/33,018,906,615 = 33,018,906,615/x
  3. Step 3: Cross multiply
    15,242,996,187x = 33,018,906,615 × 33,018,906,615
  4. Step 4: Simplify right side
    15,242,996,187x = 1,090,248,194,050,090,729,472
  5. Step 5: Solve for x
    x = 1,090,248,194,050,090,729,472/15,242,996,187
  6. Step 6: Final answer
    x = 71,524,533,672.71

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.