Home / 324,025,136.73-486,067,236.89-105,619,419.45

Finding the Fourth Proportional to 324,025,136.73, 486,067,236.89 and 105,619,419.45

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Solution

The fourth proportional to 324,025,136.73, 486,067,236.89 and 105,619,419.45 is: 158,438,755.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,025,136.73 : 486,067,236.89 = 105,619,419.45 : x
  2. Step 2: Convert to fraction form
    324,025,136.73/486,067,236.89 = 105,619,419.45/x
  3. Step 3: Cross multiply
    324,025,136.73x = 486,067,236.89 × 105,619,419.45
  4. Step 4: Simplify right side
    324,025,136.73x = 51,338,139,373,459,328
  5. Step 5: Solve for x
    x = 51,338,139,373,459,328/324,025,136.73
  6. Step 6: Final answer
    x = 158,438,755.37

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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.