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Finding the Fourth Proportional to 224,396,986.40, 336,312,044.40 and 109,133,338.40

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Solution

The fourth proportional to 224,396,986.40, 336,312,044.40 and 109,133,338.40 is: 163,562,161.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,396,986.40 : 336,312,044.40 = 109,133,338.40 : x
  2. Step 2: Convert to fraction form
    224,396,986.40/336,312,044.40 = 109,133,338.40/x
  3. Step 3: Cross multiply
    224,396,986.40x = 336,312,044.40 × 109,133,338.40
  4. Step 4: Simplify right side
    224,396,986.40x = 36,702,856,149,501,024
  5. Step 5: Solve for x
    x = 36,702,856,149,501,024/224,396,986.40
  6. Step 6: Final answer
    x = 163,562,161.59

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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.