Home / 159,109,170.82-219,568,450.41-89,494,598.74

Finding the Fourth Proportional to 159,109,170.82, 219,568,450.41 and 89,494,598.74

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Solution

The fourth proportional to 159,109,170.82, 219,568,450.41 and 89,494,598.74 is: 123,501,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,109,170.82 : 219,568,450.41 = 89,494,598.74 : x
  2. Step 2: Convert to fraction form
    159,109,170.82/219,568,450.41 = 89,494,598.74/x
  3. Step 3: Cross multiply
    159,109,170.82x = 219,568,450.41 × 89,494,598.74
  4. Step 4: Simplify right side
    159,109,170.82x = 19,650,190,365,406,536
  5. Step 5: Solve for x
    x = 19,650,190,365,406,536/159,109,170.82
  6. Step 6: Final answer
    x = 123,501,305.83

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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.