Home / 442,172,493.41-662,909,265.61-220,730,183.33

Finding the Fourth Proportional to 442,172,493.41, 662,909,265.61 and 220,730,183.33

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Solution

The fourth proportional to 442,172,493.41, 662,909,265.61 and 220,730,183.33 is: 330,920,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,172,493.41 : 662,909,265.61 = 220,730,183.33 : x
  2. Step 2: Convert to fraction form
    442,172,493.41/662,909,265.61 = 220,730,183.33/x
  3. Step 3: Cross multiply
    442,172,493.41x = 662,909,265.61 × 220,730,183.33
  4. Step 4: Simplify right side
    442,172,493.41x = 146,324,083,725,384,576
  5. Step 5: Solve for x
    x = 146,324,083,725,384,576/442,172,493.41
  6. Step 6: Final answer
    x = 330,920,819.15

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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.