Home / 76,609,263.46-114,965,945.82-31,179,324.82

Finding the Fourth Proportional to 76,609,263.46, 114,965,945.82 and 31,179,324.82

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Solution

The fourth proportional to 76,609,263.46, 114,965,945.82 and 31,179,324.82 is: 46,790,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,609,263.46 : 114,965,945.82 = 31,179,324.82 : x
  2. Step 2: Convert to fraction form
    76,609,263.46/114,965,945.82 = 31,179,324.82/x
  3. Step 3: Cross multiply
    76,609,263.46x = 114,965,945.82 × 31,179,324.82
  4. Step 4: Simplify right side
    76,609,263.46x = 3,584,560,567,960,301
  5. Step 5: Solve for x
    x = 3,584,560,567,960,301/76,609,263.46
  6. Step 6: Final answer
    x = 46,790,171.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.