Home / 846,580,942.80-1,269,377,174.07-328,405,891.14

Finding the Fourth Proportional to 846,580,942.80, 1,269,377,174.07 and 328,405,891.14

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Solution

The fourth proportional to 846,580,942.80, 1,269,377,174.07 and 328,405,891.14 is: 492,417,110.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,580,942.80 : 1,269,377,174.07 = 328,405,891.14 : x
  2. Step 2: Convert to fraction form
    846,580,942.80/1,269,377,174.07 = 328,405,891.14/x
  3. Step 3: Cross multiply
    846,580,942.80x = 1,269,377,174.07 × 328,405,891.14
  4. Step 4: Simplify right side
    846,580,942.80x = 416,870,942,043,233,216
  5. Step 5: Solve for x
    x = 416,870,942,043,233,216/846,580,942.80
  6. Step 6: Final answer
    x = 492,417,110.96

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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.