Home / 629,528,076.20-944,292,114.30-220,531,082.60

Finding the Fourth Proportional to 629,528,076.20, 944,292,114.30 and 220,531,082.60

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Solution

The fourth proportional to 629,528,076.20, 944,292,114.30 and 220,531,082.60 is: 330,796,623.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,528,076.20 : 944,292,114.30 = 220,531,082.60 : x
  2. Step 2: Convert to fraction form
    629,528,076.20/944,292,114.30 = 220,531,082.60/x
  3. Step 3: Cross multiply
    629,528,076.20x = 944,292,114.30 × 220,531,082.60
  4. Step 4: Simplify right side
    629,528,076.20x = 208,245,762,257,221,920
  5. Step 5: Solve for x
    x = 208,245,762,257,221,920/629,528,076.20
  6. Step 6: Final answer
    x = 330,796,623.90

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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.