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Finding the Fourth Proportional to 263,809,602.80, 395,714,404.20 and 224,695,545.20

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Solution

The fourth proportional to 263,809,602.80, 395,714,404.20 and 224,695,545.20 is: 337,043,317.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,809,602.80 : 395,714,404.20 = 224,695,545.20 : x
  2. Step 2: Convert to fraction form
    263,809,602.80/395,714,404.20 = 224,695,545.20/x
  3. Step 3: Cross multiply
    263,809,602.80x = 395,714,404.20 × 224,695,545.20
  4. Step 4: Simplify right side
    263,809,602.80x = 88,915,263,795,212,160
  5. Step 5: Solve for x
    x = 88,915,263,795,212,160/263,809,602.80
  6. Step 6: Final answer
    x = 337,043,317.80

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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.