Home / 336,296,857.20-504,445,285.80-221,411,122.80

Finding the Fourth Proportional to 336,296,857.20, 504,445,285.80 and 221,411,122.80

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Solution

The fourth proportional to 336,296,857.20, 504,445,285.80 and 221,411,122.80 is: 332,116,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,296,857.20 : 504,445,285.80 = 221,411,122.80 : x
  2. Step 2: Convert to fraction form
    336,296,857.20/504,445,285.80 = 221,411,122.80/x
  3. Step 3: Cross multiply
    336,296,857.20x = 504,445,285.80 × 221,411,122.80
  4. Step 4: Simplify right side
    336,296,857.20x = 111,689,797,120,144,912
  5. Step 5: Solve for x
    x = 111,689,797,120,144,912/336,296,857.20
  6. Step 6: Final answer
    x = 332,116,684.20

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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.