Home / 792,612,076.20-1,188,918,114.30-274,988,542.20

Finding the Fourth Proportional to 792,612,076.20, 1,188,918,114.30 and 274,988,542.20

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Solution

The fourth proportional to 792,612,076.20, 1,188,918,114.30 and 274,988,542.20 is: 412,482,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,612,076.20 : 1,188,918,114.30 = 274,988,542.20 : x
  2. Step 2: Convert to fraction form
    792,612,076.20/1,188,918,114.30 = 274,988,542.20/x
  3. Step 3: Cross multiply
    792,612,076.20x = 1,188,918,114.30 × 274,988,542.20
  4. Step 4: Simplify right side
    792,612,076.20x = 326,938,859,046,529,920
  5. Step 5: Solve for x
    x = 326,938,859,046,529,920/792,612,076.20
  6. Step 6: Final answer
    x = 412,482,813.30

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Double scale
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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.