Home / 917,934,850.23-1,377,308,882.42-481,131,726.27

Finding the Fourth Proportional to 917,934,850.23, 1,377,308,882.42 and 481,131,726.27

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Solution

The fourth proportional to 917,934,850.23, 1,377,308,882.42 and 481,131,726.27 is: 721,910,710.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,934,850.23 : 1,377,308,882.42 = 481,131,726.27 : x
  2. Step 2: Convert to fraction form
    917,934,850.23/1,377,308,882.42 = 481,131,726.27/x
  3. Step 3: Cross multiply
    917,934,850.23x = 1,377,308,882.42 × 481,131,726.27
  4. Step 4: Simplify right side
    917,934,850.23x = 662,667,000,203,333,376
  5. Step 5: Solve for x
    x = 662,667,000,203,333,376/917,934,850.23
  6. Step 6: Final answer
    x = 721,910,710.81

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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.