Home / 167,761,923.96-231,392,198.16-111,979,219.26

Finding the Fourth Proportional to 167,761,923.96, 231,392,198.16 and 111,979,219.26

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Solution

The fourth proportional to 167,761,923.96, 231,392,198.16 and 111,979,219.26 is: 154,451,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,761,923.96 : 231,392,198.16 = 111,979,219.26 : x
  2. Step 2: Convert to fraction form
    167,761,923.96/231,392,198.16 = 111,979,219.26/x
  3. Step 3: Cross multiply
    167,761,923.96x = 231,392,198.16 × 111,979,219.26
  4. Step 4: Simplify right side
    167,761,923.96x = 25,911,117,692,812,008
  5. Step 5: Solve for x
    x = 25,911,117,692,812,008/167,761,923.96
  6. Step 6: Final answer
    x = 154,451,719.92

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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.