Home / 443,965,074.32-665,644,930.68-225,193,564.40

Finding the Fourth Proportional to 443,965,074.32, 665,644,930.68 and 225,193,564.40

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Solution

The fourth proportional to 443,965,074.32, 665,644,930.68 and 225,193,564.40 is: 337,636,817.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,965,074.32 : 665,644,930.68 = 225,193,564.40 : x
  2. Step 2: Convert to fraction form
    443,965,074.32/665,644,930.68 = 225,193,564.40/x
  3. Step 3: Cross multiply
    443,965,074.32x = 665,644,930.68 × 225,193,564.40
  4. Step 4: Simplify right side
    443,965,074.32x = 149,898,954,564,620,096
  5. Step 5: Solve for x
    x = 149,898,954,564,620,096/443,965,074.32
  6. Step 6: Final answer
    x = 337,636,817.03

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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.