Home / 567,591,537.78-851,821,860.91-256,917,328.46

Finding the Fourth Proportional to 567,591,537.78, 851,821,860.91 and 256,917,328.46

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Solution

The fourth proportional to 567,591,537.78, 851,821,860.91 and 256,917,328.46 is: 385,572,691.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,591,537.78 : 851,821,860.91 = 256,917,328.46 : x
  2. Step 2: Convert to fraction form
    567,591,537.78/851,821,860.91 = 256,917,328.46/x
  3. Step 3: Cross multiply
    567,591,537.78x = 851,821,860.91 × 256,917,328.46
  4. Step 4: Simplify right side
    567,591,537.78x = 218,847,796,830,785,472
  5. Step 5: Solve for x
    x = 218,847,796,830,785,472/567,591,537.78
  6. Step 6: Final answer
    x = 385,572,691.39

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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.