Home / 394,815,786,743.14-544,845,785,705.50-225,843,057,911.12

Finding the Fourth Proportional to 394,815,786,743.14, 544,845,785,705.50 and 225,843,057,911.12

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Solution

The fourth proportional to 394,815,786,743.14, 544,845,785,705.50 and 225,843,057,911.12 is: 311,663,419,917.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,815,786,743.14 : 544,845,785,705.50 = 225,843,057,911.12 : x
  2. Step 2: Convert to fraction form
    394,815,786,743.14/544,845,785,705.50 = 225,843,057,911.12/x
  3. Step 3: Cross multiply
    394,815,786,743.14x = 544,845,785,705.50 × 225,843,057,911.12
  4. Step 4: Simplify right side
    394,815,786,743.14x = 123,049,638,333,716,916,862,976
  5. Step 5: Solve for x
    x = 123,049,638,333,716,916,862,976/394,815,786,743.14
  6. Step 6: Final answer
    x = 311,663,419,917.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.