Home / 182,004,132.40-273,006,198.60-120,782,129.20

Finding the Fourth Proportional to 182,004,132.40, 273,006,198.60 and 120,782,129.20

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Solution

The fourth proportional to 182,004,132.40, 273,006,198.60 and 120,782,129.20 is: 181,173,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,004,132.40 : 273,006,198.60 = 120,782,129.20 : x
  2. Step 2: Convert to fraction form
    182,004,132.40/273,006,198.60 = 120,782,129.20/x
  3. Step 3: Cross multiply
    182,004,132.40x = 273,006,198.60 × 120,782,129.20
  4. Step 4: Simplify right side
    182,004,132.40x = 32,974,269,951,706,064
  5. Step 5: Solve for x
    x = 32,974,269,951,706,064/182,004,132.40
  6. Step 6: Final answer
    x = 181,173,193.80

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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.