Home / 56,279,680,654.60-84,422,236,063.56-18,505,419,694.66

Finding the Fourth Proportional to 56,279,680,654.60, 84,422,236,063.56 and 18,505,419,694.66

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Solution

The fourth proportional to 56,279,680,654.60, 84,422,236,063.56 and 18,505,419,694.66 is: 27,759,022,292.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,279,680,654.60 : 84,422,236,063.56 = 18,505,419,694.66 : x
  2. Step 2: Convert to fraction form
    56,279,680,654.60/84,422,236,063.56 = 18,505,419,694.66/x
  3. Step 3: Cross multiply
    56,279,680,654.60x = 84,422,236,063.56 × 18,505,419,694.66
  4. Step 4: Simplify right side
    56,279,680,654.60x = 1,562,268,909,917,838,770,176
  5. Step 5: Solve for x
    x = 1,562,268,909,917,838,770,176/56,279,680,654.60
  6. Step 6: Final answer
    x = 27,759,022,292.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.