Home / 202,419,765.79-303,741,687.23-98,789,829.52

Finding the Fourth Proportional to 202,419,765.79, 303,741,687.23 and 98,789,829.52

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Solution

The fourth proportional to 202,419,765.79, 303,741,687.23 and 98,789,829.52 is: 148,239,424.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,419,765.79 : 303,741,687.23 = 98,789,829.52 : x
  2. Step 2: Convert to fraction form
    202,419,765.79/303,741,687.23 = 98,789,829.52/x
  3. Step 3: Cross multiply
    202,419,765.79x = 303,741,687.23 × 98,789,829.52
  4. Step 4: Simplify right side
    202,419,765.79x = 30,006,589,499,834,268
  5. Step 5: Solve for x
    x = 30,006,589,499,834,268/202,419,765.79
  6. Step 6: Final answer
    x = 148,239,424.07

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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.