Home / 101,515,453.88-140,091,504.08-55,105,739.24

Finding the Fourth Proportional to 101,515,453.88, 140,091,504.08 and 55,105,739.24

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Solution

The fourth proportional to 101,515,453.88, 140,091,504.08 and 55,105,739.24 is: 76,046,016.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,515,453.88 : 140,091,504.08 = 55,105,739.24 : x
  2. Step 2: Convert to fraction form
    101,515,453.88/140,091,504.08 = 55,105,739.24/x
  3. Step 3: Cross multiply
    101,515,453.88x = 140,091,504.08 × 55,105,739.24
  4. Step 4: Simplify right side
    101,515,453.88x = 7,719,845,893,571,877
  5. Step 5: Solve for x
    x = 7,719,845,893,571,877/101,515,453.88
  6. Step 6: Final answer
    x = 76,046,016.63

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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.