Home / 110,016,872.49-151,790,175.74-65,947,791.87

Finding the Fourth Proportional to 110,016,872.49, 151,790,175.74 and 65,947,791.87

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Solution

The fourth proportional to 110,016,872.49, 151,790,175.74 and 65,947,791.87 is: 90,988,106.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,016,872.49 : 151,790,175.74 = 65,947,791.87 : x
  2. Step 2: Convert to fraction form
    110,016,872.49/151,790,175.74 = 65,947,791.87/x
  3. Step 3: Cross multiply
    110,016,872.49x = 151,790,175.74 × 65,947,791.87
  4. Step 4: Simplify right side
    110,016,872.49x = 10,010,226,917,405,826
  5. Step 5: Solve for x
    x = 10,010,226,917,405,826/110,016,872.49
  6. Step 6: Final answer
    x = 90,988,106.56

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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.