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Finding the Fourth Proportional to 179,696,608.80, 269,544,913.20 and 58,528,060.80

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Solution

The fourth proportional to 179,696,608.80, 269,544,913.20 and 58,528,060.80 is: 87,792,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,696,608.80 : 269,544,913.20 = 58,528,060.80 : x
  2. Step 2: Convert to fraction form
    179,696,608.80/269,544,913.20 = 58,528,060.80/x
  3. Step 3: Cross multiply
    179,696,608.80x = 269,544,913.20 × 58,528,060.80
  4. Step 4: Simplify right side
    179,696,608.80x = 15,775,941,068,100,322
  5. Step 5: Solve for x
    x = 15,775,941,068,100,322/179,696,608.80
  6. Step 6: Final answer
    x = 87,792,091.20

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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.