Home / 79,809,634.54-119,656,996.16-49,040,640.82

Finding the Fourth Proportional to 79,809,634.54, 119,656,996.16 and 49,040,640.82

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Solution

The fourth proportional to 79,809,634.54, 119,656,996.16 and 49,040,640.82 is: 73,525,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,809,634.54 : 119,656,996.16 = 49,040,640.82 : x
  2. Step 2: Convert to fraction form
    79,809,634.54/119,656,996.16 = 49,040,640.82/x
  3. Step 3: Cross multiply
    79,809,634.54x = 119,656,996.16 × 49,040,640.82
  4. Step 4: Simplify right side
    79,809,634.54x = 5,868,055,770,282,679
  5. Step 5: Solve for x
    x = 5,868,055,770,282,679/79,809,634.54
  6. Step 6: Final answer
    x = 73,525,656.45

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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.