Home / 548,755,624.14-823,295,136.90-221,062,513.38

Finding the Fourth Proportional to 548,755,624.14, 823,295,136.90 and 221,062,513.38

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Solution

The fourth proportional to 548,755,624.14, 823,295,136.90 and 221,062,513.38 is: 331,658,910.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,755,624.14 : 823,295,136.90 = 221,062,513.38 : x
  2. Step 2: Convert to fraction form
    548,755,624.14/823,295,136.90 = 221,062,513.38/x
  3. Step 3: Cross multiply
    548,755,624.14x = 823,295,136.90 × 221,062,513.38
  4. Step 4: Simplify right side
    548,755,624.14x = 181,999,692,216,645,184
  5. Step 5: Solve for x
    x = 181,999,692,216,645,184/548,755,624.14
  6. Step 6: Final answer
    x = 331,658,910.11

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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.