Home / 206,183,847.44-284,534,834.32-121,414,664.72

Finding the Fourth Proportional to 206,183,847.44, 284,534,834.32 and 121,414,664.72

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Solution

The fourth proportional to 206,183,847.44, 284,534,834.32 and 121,414,664.72 is: 167,552,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,183,847.44 : 284,534,834.32 = 121,414,664.72 : x
  2. Step 2: Convert to fraction form
    206,183,847.44/284,534,834.32 = 121,414,664.72/x
  3. Step 3: Cross multiply
    206,183,847.44x = 284,534,834.32 × 121,414,664.72
  4. Step 4: Simplify right side
    206,183,847.44x = 34,546,701,510,123,548
  5. Step 5: Solve for x
    x = 34,546,701,510,123,548/206,183,847.44
  6. Step 6: Final answer
    x = 167,552,899.70

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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.