Home / 218,252,941.44-301,189,085.28-120,467,823.36

Finding the Fourth Proportional to 218,252,941.44, 301,189,085.28 and 120,467,823.36

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Solution

The fourth proportional to 218,252,941.44, 301,189,085.28 and 120,467,823.36 is: 166,245,610.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,252,941.44 : 301,189,085.28 = 120,467,823.36 : x
  2. Step 2: Convert to fraction form
    218,252,941.44/301,189,085.28 = 120,467,823.36/x
  3. Step 3: Cross multiply
    218,252,941.44x = 301,189,085.28 × 120,467,823.36
  4. Step 4: Simplify right side
    218,252,941.44x = 36,283,593,523,471,016
  5. Step 5: Solve for x
    x = 36,283,593,523,471,016/218,252,941.44
  6. Step 6: Final answer
    x = 166,245,610.64

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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.