Home / 220,235,142.66-303,800,541.21-132,105,691.14

Finding the Fourth Proportional to 220,235,142.66, 303,800,541.21 and 132,105,691.14

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Solution

The fourth proportional to 220,235,142.66, 303,800,541.21 and 132,105,691.14 is: 182,231,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,235,142.66 : 303,800,541.21 = 132,105,691.14 : x
  2. Step 2: Convert to fraction form
    220,235,142.66/303,800,541.21 = 132,105,691.14/x
  3. Step 3: Cross multiply
    220,235,142.66x = 303,800,541.21 × 132,105,691.14
  4. Step 4: Simplify right side
    220,235,142.66x = 40,133,780,465,253,096
  5. Step 5: Solve for x
    x = 40,133,780,465,253,096/220,235,142.66
  6. Step 6: Final answer
    x = 182,231,500.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.