Home / 857,002,725,902.97-1,182,663,954,789.70-471,627,071,754.51

Finding the Fourth Proportional to 857,002,725,902.97, 1,182,663,954,789.70 and 471,627,071,754.51

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Solution

The fourth proportional to 857,002,725,902.97, 1,182,663,954,789.70 and 471,627,071,754.51 is: 650,845,465,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,002,725,902.97 : 1,182,663,954,789.70 = 471,627,071,754.51 : x
  2. Step 2: Convert to fraction form
    857,002,725,902.97/1,182,663,954,789.70 = 471,627,071,754.51/x
  3. Step 3: Cross multiply
    857,002,725,902.97x = 1,182,663,954,789.70 × 471,627,071,754.51
  4. Step 4: Simplify right side
    857,002,725,902.97x = 557,776,337,867,074,397,274,112
  5. Step 5: Solve for x
    x = 557,776,337,867,074,397,274,112/857,002,725,902.97
  6. Step 6: Final answer
    x = 650,845,465,257.28

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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.