Home / 422,406,715.60-582,910,863.24-234,233,969.68

Finding the Fourth Proportional to 422,406,715.60, 582,910,863.24 and 234,233,969.68

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Solution

The fourth proportional to 422,406,715.60, 582,910,863.24 and 234,233,969.68 is: 323,237,108.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,406,715.60 : 582,910,863.24 = 234,233,969.68 : x
  2. Step 2: Convert to fraction form
    422,406,715.60/582,910,863.24 = 234,233,969.68/x
  3. Step 3: Cross multiply
    422,406,715.60x = 582,910,863.24 × 234,233,969.68
  4. Step 4: Simplify right side
    422,406,715.60x = 136,537,525,466,300,800
  5. Step 5: Solve for x
    x = 136,537,525,466,300,800/422,406,715.60
  6. Step 6: Final answer
    x = 323,237,108.75

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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.