Home / 112,371,440.80-168,568,387.80-30,491,618.80

Finding the Fourth Proportional to 112,371,440.80, 168,568,387.80 and 30,491,618.80

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Solution

The fourth proportional to 112,371,440.80, 168,568,387.80 and 30,491,618.80 is: 45,740,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,371,440.80 : 168,568,387.80 = 30,491,618.80 : x
  2. Step 2: Convert to fraction form
    112,371,440.80/168,568,387.80 = 30,491,618.80/x
  3. Step 3: Cross multiply
    112,371,440.80x = 168,568,387.80 × 30,491,618.80
  4. Step 4: Simplify right side
    112,371,440.80x = 5,139,923,022,528,171
  5. Step 5: Solve for x
    x = 5,139,923,022,528,171/112,371,440.80
  6. Step 6: Final answer
    x = 45,740,474.50

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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.