Home / 689,788,229.40-1,034,682,344.10-444,900,216.60

Finding the Fourth Proportional to 689,788,229.40, 1,034,682,344.10 and 444,900,216.60

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Solution

The fourth proportional to 689,788,229.40, 1,034,682,344.10 and 444,900,216.60 is: 667,350,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,788,229.40 : 1,034,682,344.10 = 444,900,216.60 : x
  2. Step 2: Convert to fraction form
    689,788,229.40/1,034,682,344.10 = 444,900,216.60/x
  3. Step 3: Cross multiply
    689,788,229.40x = 1,034,682,344.10 × 444,900,216.60
  4. Step 4: Simplify right side
    689,788,229.40x = 460,330,399,002,285,760
  5. Step 5: Solve for x
    x = 460,330,399,002,285,760/689,788,229.40
  6. Step 6: Final answer
    x = 667,350,324.90

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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.