Home / 422,372,949.46-582,875,925.75-234,214,498.82

Finding the Fourth Proportional to 422,372,949.46, 582,875,925.75 and 234,214,498.82

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Solution

The fourth proportional to 422,372,949.46, 582,875,925.75 and 234,214,498.82 is: 323,216,704.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,372,949.46 : 582,875,925.75 = 234,214,498.82 : x
  2. Step 2: Convert to fraction form
    422,372,949.46/582,875,925.75 = 234,214,498.82/x
  3. Step 3: Cross multiply
    422,372,949.46x = 582,875,925.75 × 234,214,498.82
  4. Step 4: Simplify right side
    422,372,949.46x = 136,517,992,825,236,960
  5. Step 5: Solve for x
    x = 136,517,992,825,236,960/422,372,949.46
  6. Step 6: Final answer
    x = 323,216,704.57

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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.