Home / 170,715,262.68-256,073,558.34-41,322,665.21

Finding the Fourth Proportional to 170,715,262.68, 256,073,558.34 and 41,322,665.21

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Solution

The fourth proportional to 170,715,262.68, 256,073,558.34 and 41,322,665.21 is: 61,984,158.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,715,262.68 : 256,073,558.34 = 41,322,665.21 : x
  2. Step 2: Convert to fraction form
    170,715,262.68/256,073,558.34 = 41,322,665.21/x
  3. Step 3: Cross multiply
    170,715,262.68x = 256,073,558.34 × 41,322,665.21
  4. Step 4: Simplify right side
    170,715,262.68x = 10,581,641,919,136,856
  5. Step 5: Solve for x
    x = 10,581,641,919,136,856/170,715,262.68
  6. Step 6: Final answer
    x = 61,984,158.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.