Home / 101,967,556.32-140,713,455.96-55,558,191.60

Finding the Fourth Proportional to 101,967,556.32, 140,713,455.96 and 55,558,191.60

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Solution

The fourth proportional to 101,967,556.32, 140,713,455.96 and 55,558,191.60 is: 76,669,339.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,967,556.32 : 140,713,455.96 = 55,558,191.60 : x
  2. Step 2: Convert to fraction form
    101,967,556.32/140,713,455.96 = 55,558,191.60/x
  3. Step 3: Cross multiply
    101,967,556.32x = 140,713,455.96 × 55,558,191.60
  4. Step 4: Simplify right side
    101,967,556.32x = 7,817,785,146,923,843
  5. Step 5: Solve for x
    x = 7,817,785,146,923,843/101,967,556.32
  6. Step 6: Final answer
    x = 76,669,339.04

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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.