Home / 182,428,991.70-273,261,945.15-85,467,455.70

Finding the Fourth Proportional to 182,428,991.70, 273,261,945.15 and 85,467,455.70

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Solution

The fourth proportional to 182,428,991.70, 273,261,945.15 and 85,467,455.70 is: 128,022,432.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,428,991.70 : 273,261,945.15 = 85,467,455.70 : x
  2. Step 2: Convert to fraction form
    182,428,991.70/273,261,945.15 = 85,467,455.70/x
  3. Step 3: Cross multiply
    182,428,991.70x = 273,261,945.15 × 85,467,455.70
  4. Step 4: Simplify right side
    182,428,991.70x = 23,355,003,191,603,452
  5. Step 5: Solve for x
    x = 23,355,003,191,603,452/182,428,991.70
  6. Step 6: Final answer
    x = 128,022,432.04

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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.