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Finding the Third Proportional to 372,588,513,777 and 810,458,390,703

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Solution

The third proportional to 372,588,513,777 and 810,458,390,703 is: 1,762,917,478,057.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,588,513,777 : 810,458,390,703 = 810,458,390,703 : x
  2. Step 2: Convert to fraction form
    372,588,513,777/810,458,390,703 = 810,458,390,703/x
  3. Step 3: Cross multiply
    372,588,513,777x = 810,458,390,703 × 810,458,390,703
  4. Step 4: Simplify right side
    372,588,513,777x = 656,842,803,060,896,536,985,600
  5. Step 5: Solve for x
    x = 656,842,803,060,896,536,985,600/372,588,513,777
  6. Step 6: Final answer
    x = 1,762,917,478,057.38

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.