Home / 275,561,794.10-380,275,108.21-151,802,471.23

Finding the Fourth Proportional to 275,561,794.10, 380,275,108.21 and 151,802,471.23

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Solution

The fourth proportional to 275,561,794.10, 380,275,108.21 and 151,802,471.23 is: 209,487,317.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,561,794.10 : 380,275,108.21 = 151,802,471.23 : x
  2. Step 2: Convert to fraction form
    275,561,794.10/380,275,108.21 = 151,802,471.23/x
  3. Step 3: Cross multiply
    275,561,794.10x = 380,275,108.21 × 151,802,471.23
  4. Step 4: Simplify right side
    275,561,794.10x = 57,726,701,172,203,464
  5. Step 5: Solve for x
    x = 57,726,701,172,203,464/275,561,794.10
  6. Step 6: Final answer
    x = 209,487,317.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.