Home / 217,752,706.80-326,629,060.20-197,597,314.80

Finding the Fourth Proportional to 217,752,706.80, 326,629,060.20 and 197,597,314.80

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Solution

The fourth proportional to 217,752,706.80, 326,629,060.20 and 197,597,314.80 is: 296,395,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,752,706.80 : 326,629,060.20 = 197,597,314.80 : x
  2. Step 2: Convert to fraction form
    217,752,706.80/326,629,060.20 = 197,597,314.80/x
  3. Step 3: Cross multiply
    217,752,706.80x = 326,629,060.20 × 197,597,314.80
  4. Step 4: Simplify right side
    217,752,706.80x = 64,541,025,231,167,552
  5. Step 5: Solve for x
    x = 64,541,025,231,167,552/217,752,706.80
  6. Step 6: Final answer
    x = 296,395,972.20

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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.