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Finding the Fourth Proportional to 224,760,906.60, 336,763,446.30 and 186,213,719.40

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Solution

The fourth proportional to 224,760,906.60, 336,763,446.30 and 186,213,719.40 is: 279,007,478.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,760,906.60 : 336,763,446.30 = 186,213,719.40 : x
  2. Step 2: Convert to fraction form
    224,760,906.60/336,763,446.30 = 186,213,719.40/x
  3. Step 3: Cross multiply
    224,760,906.60x = 336,763,446.30 × 186,213,719.40
  4. Step 4: Simplify right side
    224,760,906.60x = 62,709,973,893,485,176
  5. Step 5: Solve for x
    x = 62,709,973,893,485,176/224,760,906.60
  6. Step 6: Final answer
    x = 279,007,478.85

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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.