Home / 366,442,869.16-505,694,544.96-199,179,523.86

Finding the Fourth Proportional to 366,442,869.16, 505,694,544.96 and 199,179,523.86

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Solution

The fourth proportional to 366,442,869.16, 505,694,544.96 and 199,179,523.86 is: 274,869,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,442,869.16 : 505,694,544.96 = 199,179,523.86 : x
  2. Step 2: Convert to fraction form
    366,442,869.16/505,694,544.96 = 199,179,523.86/x
  3. Step 3: Cross multiply
    366,442,869.16x = 505,694,544.96 × 199,179,523.86
  4. Step 4: Simplify right side
    366,442,869.16x = 100,723,998,683,732,160
  5. Step 5: Solve for x
    x = 100,723,998,683,732,160/366,442,869.16
  6. Step 6: Final answer
    x = 274,869,583.12

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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.