Home / 101,515,458.90-140,091,510.96-55,105,744.26

Finding the Fourth Proportional to 101,515,458.90, 140,091,510.96 and 55,105,744.26

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Solution

The fourth proportional to 101,515,458.90, 140,091,510.96 and 55,105,744.26 is: 76,046,023.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,515,458.90 : 140,091,510.96 = 55,105,744.26 : x
  2. Step 2: Convert to fraction form
    101,515,458.90/140,091,510.96 = 55,105,744.26/x
  3. Step 3: Cross multiply
    101,515,458.90x = 140,091,510.96 × 55,105,744.26
  4. Step 4: Simplify right side
    101,515,458.90x = 7,719,846,975,958,747
  5. Step 5: Solve for x
    x = 7,719,846,975,958,747/101,515,458.90
  6. Step 6: Final answer
    x = 76,046,023.53

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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.