Home / 163,958,863.74-226,263,040.23-89,619,912.51

Finding the Fourth Proportional to 163,958,863.74, 226,263,040.23 and 89,619,912.51

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Solution

The fourth proportional to 163,958,863.74, 226,263,040.23 and 89,619,912.51 is: 123,675,374.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,958,863.74 : 226,263,040.23 = 89,619,912.51 : x
  2. Step 2: Convert to fraction form
    163,958,863.74/226,263,040.23 = 89,619,912.51/x
  3. Step 3: Cross multiply
    163,958,863.74x = 226,263,040.23 × 89,619,912.51
  4. Step 4: Simplify right side
    163,958,863.74x = 20,277,673,869,659,212
  5. Step 5: Solve for x
    x = 20,277,673,869,659,212/163,958,863.74
  6. Step 6: Final answer
    x = 123,675,374.46

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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.