Home / 101,970,287.06-140,719,016.34-55,560,540.83

Finding the Fourth Proportional to 101,970,287.06, 140,719,016.34 and 55,560,540.83

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Solution

The fourth proportional to 101,970,287.06, 140,719,016.34 and 55,560,540.83 is: 76,673,557.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,970,287.06 : 140,719,016.34 = 55,560,540.83 : x
  2. Step 2: Convert to fraction form
    101,970,287.06/140,719,016.34 = 55,560,540.83/x
  3. Step 3: Cross multiply
    101,970,287.06x = 140,719,016.34 × 55,560,540.83
  4. Step 4: Simplify right side
    101,970,287.06x = 7,818,424,652,212,413
  5. Step 5: Solve for x
    x = 7,818,424,652,212,413/101,970,287.06
  6. Step 6: Final answer
    x = 76,673,557.35

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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.