Home / 422,792,998.31-583,453,144.54-234,649,699.13

Finding the Fourth Proportional to 422,792,998.31, 583,453,144.54 and 234,649,699.13

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Solution

The fourth proportional to 422,792,998.31, 583,453,144.54 and 234,649,699.13 is: 323,815,922.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,792,998.31 : 583,453,144.54 = 234,649,699.13 : x
  2. Step 2: Convert to fraction form
    422,792,998.31/583,453,144.54 = 234,649,699.13/x
  3. Step 3: Cross multiply
    422,792,998.31x = 583,453,144.54 × 234,649,699.13
  4. Step 4: Simplify right side
    422,792,998.31x = 136,907,104,824,515,344
  5. Step 5: Solve for x
    x = 136,907,104,824,515,344/422,792,998.31
  6. Step 6: Final answer
    x = 323,815,922.62

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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.