Home / 168,935,896.50-233,131,537.31-91,673,560.50

Finding the Fourth Proportional to 168,935,896.50, 233,131,537.31 and 91,673,560.50

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Solution

The fourth proportional to 168,935,896.50, 233,131,537.31 and 91,673,560.50 is: 126,509,513.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,935,896.50 : 233,131,537.31 = 91,673,560.50 : x
  2. Step 2: Convert to fraction form
    168,935,896.50/233,131,537.31 = 91,673,560.50/x
  3. Step 3: Cross multiply
    168,935,896.50x = 233,131,537.31 × 91,673,560.50
  4. Step 4: Simplify right side
    168,935,896.50x = 21,371,998,089,587,924
  5. Step 5: Solve for x
    x = 21,371,998,089,587,924/168,935,896.50
  6. Step 6: Final answer
    x = 126,509,513.56

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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.