Home / 188,811,020.10-283,216,530.15-137,792,684.10

Finding the Fourth Proportional to 188,811,020.10, 283,216,530.15 and 137,792,684.10

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Solution

The fourth proportional to 188,811,020.10, 283,216,530.15 and 137,792,684.10 is: 206,689,026.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,811,020.10 : 283,216,530.15 = 137,792,684.10 : x
  2. Step 2: Convert to fraction form
    188,811,020.10/283,216,530.15 = 137,792,684.10/x
  3. Step 3: Cross multiply
    188,811,020.10x = 283,216,530.15 × 137,792,684.10
  4. Step 4: Simplify right side
    188,811,020.10x = 39,025,165,870,857,072
  5. Step 5: Solve for x
    x = 39,025,165,870,857,072/188,811,020.10
  6. Step 6: Final answer
    x = 206,689,026.15

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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.