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Finding the Fourth Proportional to 173,794,806.80, 260,020,363.80 and 113,328,630.80

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Solution

The fourth proportional to 173,794,806.80, 260,020,363.80 and 113,328,630.80 is: 169,554,846.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,794,806.80 : 260,020,363.80 = 113,328,630.80 : x
  2. Step 2: Convert to fraction form
    173,794,806.80/260,020,363.80 = 113,328,630.80/x
  3. Step 3: Cross multiply
    173,794,806.80x = 260,020,363.80 × 113,328,630.80
  4. Step 4: Simplify right side
    173,794,806.80x = 29,467,751,809,571,884
  5. Step 5: Solve for x
    x = 29,467,751,809,571,884/173,794,806.80
  6. Step 6: Final answer
    x = 169,554,846.62

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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.