Home / 167,743,365.76-231,557,266.92-112,771,108.72

Finding the Fourth Proportional to 167,743,365.76, 231,557,266.92 and 112,771,108.72

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Solution

The fourth proportional to 167,743,365.76, 231,557,266.92 and 112,771,108.72 is: 155,672,145.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,743,365.76 : 231,557,266.92 = 112,771,108.72 : x
  2. Step 2: Convert to fraction form
    167,743,365.76/231,557,266.92 = 112,771,108.72/x
  3. Step 3: Cross multiply
    167,743,365.76x = 231,557,266.92 × 112,771,108.72
  4. Step 4: Simplify right side
    167,743,365.76x = 26,112,969,722,741,376
  5. Step 5: Solve for x
    x = 26,112,969,722,741,376/167,743,365.76
  6. Step 6: Final answer
    x = 155,672,145.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.