Home / 232,715,233-321,149,496.08-128,297,040.76

Finding the Fourth Proportional to 232,715,233, 321,149,496.08 and 128,297,040.76

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Solution

The fourth proportional to 232,715,233, 321,149,496.08 and 128,297,040.76 is: 177,051,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,715,233 : 321,149,496.08 = 128,297,040.76 : x
  2. Step 2: Convert to fraction form
    232,715,233/321,149,496.08 = 128,297,040.76/x
  3. Step 3: Cross multiply
    232,715,233x = 321,149,496.08 × 128,297,040.76
  4. Step 4: Simplify right side
    232,715,233x = 41,202,529,988,629,216
  5. Step 5: Solve for x
    x = 41,202,529,988,629,216/232,715,233
  6. Step 6: Final answer
    x = 177,051,280.47

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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.