Home / 57,373,900.80-86,086,205.38-30,073,665.94

Finding the Fourth Proportional to 57,373,900.80, 86,086,205.38 and 30,073,665.94

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Solution

The fourth proportional to 57,373,900.80, 86,086,205.38 and 30,073,665.94 is: 45,123,788.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,373,900.80 : 86,086,205.38 = 30,073,665.94 : x
  2. Step 2: Convert to fraction form
    57,373,900.80/86,086,205.38 = 30,073,665.94/x
  3. Step 3: Cross multiply
    57,373,900.80x = 86,086,205.38 × 30,073,665.94
  4. Step 4: Simplify right side
    57,373,900.80x = 2,588,927,782,640,350.50
  5. Step 5: Solve for x
    x = 2,588,927,782,640,350.50/57,373,900.80
  6. Step 6: Final answer
    x = 45,123,788.81

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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.