Home / 168,935,851.76-233,131,475.40-91,673,515.76

Finding the Fourth Proportional to 168,935,851.76, 233,131,475.40 and 91,673,515.76

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Solution

The fourth proportional to 168,935,851.76, 233,131,475.40 and 91,673,515.76 is: 126,509,451.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,935,851.76 : 233,131,475.40 = 91,673,515.76 : x
  2. Step 2: Convert to fraction form
    168,935,851.76/233,131,475.40 = 91,673,515.76/x
  3. Step 3: Cross multiply
    168,935,851.76x = 233,131,475.40 × 91,673,515.76
  4. Step 4: Simplify right side
    168,935,851.76x = 21,371,981,984,233,956
  5. Step 5: Solve for x
    x = 21,371,981,984,233,956/168,935,851.76
  6. Step 6: Final answer
    x = 126,509,451.73

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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.