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Finding the Third Proportional to 103,695,490.13 and 222,181,707.38

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Solution

The third proportional to 103,695,490.13 and 222,181,707.38 is: 476,054,561.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,695,490.13 : 222,181,707.38 = 222,181,707.38 : x
  2. Step 2: Convert to fraction form
    103,695,490.13/222,181,707.38 = 222,181,707.38/x
  3. Step 3: Cross multiply
    103,695,490.13x = 222,181,707.38 × 222,181,707.38
  4. Step 4: Simplify right side
    103,695,490.13x = 49,364,711,092,070,128
  5. Step 5: Solve for x
    x = 49,364,711,092,070,128/103,695,490.13
  6. Step 6: Final answer
    x = 476,054,561.61

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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.