Home / 110,805,380.80-166,208,071.20-65,388,932.80

Finding the Fourth Proportional to 110,805,380.80, 166,208,071.20 and 65,388,932.80

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Solution

The fourth proportional to 110,805,380.80, 166,208,071.20 and 65,388,932.80 is: 98,083,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,805,380.80 : 166,208,071.20 = 65,388,932.80 : x
  2. Step 2: Convert to fraction form
    110,805,380.80/166,208,071.20 = 65,388,932.80/x
  3. Step 3: Cross multiply
    110,805,380.80x = 166,208,071.20 × 65,388,932.80
  4. Step 4: Simplify right side
    110,805,380.80x = 10,868,168,398,514,414
  5. Step 5: Solve for x
    x = 10,868,168,398,514,414/110,805,380.80
  6. Step 6: Final answer
    x = 98,083,399.20

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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.