Home / 168,961,742.56-233,167,299.60-91,699,406.56

Finding the Fourth Proportional to 168,961,742.56, 233,167,299.60 and 91,699,406.56

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Solution

The fourth proportional to 168,961,742.56, 233,167,299.60 and 91,699,406.56 is: 126,545,232.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,961,742.56 : 233,167,299.60 = 91,699,406.56 : x
  2. Step 2: Convert to fraction form
    168,961,742.56/233,167,299.60 = 91,699,406.56/x
  3. Step 3: Cross multiply
    168,961,742.56x = 233,167,299.60 × 91,699,406.56
  4. Step 4: Simplify right side
    168,961,742.56x = 21,381,303,002,517,724
  5. Step 5: Solve for x
    x = 21,381,303,002,517,724/168,961,742.56
  6. Step 6: Final answer
    x = 126,545,232.54

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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.