Home / 728,543,256-1,092,891,434.40-237,294,777.84

Finding the Fourth Proportional to 728,543,256, 1,092,891,434.40 and 237,294,777.84

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Solution

The fourth proportional to 728,543,256, 1,092,891,434.40 and 237,294,777.84 is: 355,967,100.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,543,256 : 1,092,891,434.40 = 237,294,777.84 : x
  2. Step 2: Convert to fraction form
    728,543,256/1,092,891,434.40 = 237,294,777.84/x
  3. Step 3: Cross multiply
    728,543,256x = 1,092,891,434.40 × 237,294,777.84
  4. Step 4: Simplify right side
    728,543,256x = 259,337,430,129,186,976
  5. Step 5: Solve for x
    x = 259,337,430,129,186,976/728,543,256
  6. Step 6: Final answer
    x = 355,967,100.09

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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.