Home / 167,603,731.96-231,162,119.56-108,885,316.14

Finding the Fourth Proportional to 167,603,731.96, 231,162,119.56 and 108,885,316.14

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Solution

The fourth proportional to 167,603,731.96, 231,162,119.56 and 108,885,316.14 is: 150,176,611.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,603,731.96 : 231,162,119.56 = 108,885,316.14 : x
  2. Step 2: Convert to fraction form
    167,603,731.96/231,162,119.56 = 108,885,316.14/x
  3. Step 3: Cross multiply
    167,603,731.96x = 231,162,119.56 × 108,885,316.14
  4. Step 4: Simplify right side
    167,603,731.96x = 25,170,160,467,883,080
  5. Step 5: Solve for x
    x = 25,170,160,467,883,080/167,603,731.96
  6. Step 6: Final answer
    x = 150,176,611.07

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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.