Home / 196,248,367.15-270,824,562.93-108,145,517.79

Finding the Fourth Proportional to 196,248,367.15, 270,824,562.93 and 108,145,517.79

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Solution

The fourth proportional to 196,248,367.15, 270,824,562.93 and 108,145,517.79 is: 149,241,815.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,248,367.15 : 270,824,562.93 = 108,145,517.79 : x
  2. Step 2: Convert to fraction form
    196,248,367.15/270,824,562.93 = 108,145,517.79/x
  3. Step 3: Cross multiply
    196,248,367.15x = 270,824,562.93 × 108,145,517.79
  4. Step 4: Simplify right side
    196,248,367.15x = 29,288,462,586,961,168
  5. Step 5: Solve for x
    x = 29,288,462,586,961,168/196,248,367.15
  6. Step 6: Final answer
    x = 149,241,815.42

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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.