Home / 216,141,147.48-298,251,895.16-122,049,591.60

Finding the Fourth Proportional to 216,141,147.48, 298,251,895.16 and 122,049,591.60

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Solution

The fourth proportional to 216,141,147.48, 298,251,895.16 and 122,049,591.60 is: 168,415,511.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,141,147.48 : 298,251,895.16 = 122,049,591.60 : x
  2. Step 2: Convert to fraction form
    216,141,147.48/298,251,895.16 = 122,049,591.60/x
  3. Step 3: Cross multiply
    216,141,147.48x = 298,251,895.16 × 122,049,591.60
  4. Step 4: Simplify right side
    216,141,147.48x = 36,401,521,998,204,016
  5. Step 5: Solve for x
    x = 36,401,521,998,204,016/216,141,147.48
  6. Step 6: Final answer
    x = 168,415,511.91

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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.