Home / 178,012,863.61-267,049,443.21-61,396,556.11

Finding the Fourth Proportional to 178,012,863.61, 267,049,443.21 and 61,396,556.11

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Solution

The fourth proportional to 178,012,863.61, 267,049,443.21 and 61,396,556.11 is: 92,105,232.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,012,863.61 : 267,049,443.21 = 61,396,556.11 : x
  2. Step 2: Convert to fraction form
    178,012,863.61/267,049,443.21 = 61,396,556.11/x
  3. Step 3: Cross multiply
    178,012,863.61x = 267,049,443.21 × 61,396,556.11
  4. Step 4: Simplify right side
    178,012,863.61x = 16,395,916,123,289,776
  5. Step 5: Solve for x
    x = 16,395,916,123,289,776/178,012,863.61
  6. Step 6: Final answer
    x = 92,105,232.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.