Home / 192,278,679.39-265,344,218.54-104,174,866.80

Finding the Fourth Proportional to 192,278,679.39, 265,344,218.54 and 104,174,866.80

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Solution

The fourth proportional to 192,278,679.39, 265,344,218.54 and 104,174,866.80 is: 143,761,121.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,278,679.39 : 265,344,218.54 = 104,174,866.80 : x
  2. Step 2: Convert to fraction form
    192,278,679.39/265,344,218.54 = 104,174,866.80/x
  3. Step 3: Cross multiply
    192,278,679.39x = 265,344,218.54 × 104,174,866.80
  4. Step 4: Simplify right side
    192,278,679.39x = 27,642,198,622,033,716
  5. Step 5: Solve for x
    x = 27,642,198,622,033,716/192,278,679.39
  6. Step 6: Final answer
    x = 143,761,121.67

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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.