Home / 629,856,002.40-944,784,003.60-446,189,992.80

Finding the Fourth Proportional to 629,856,002.40, 944,784,003.60 and 446,189,992.80

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Solution

The fourth proportional to 629,856,002.40, 944,784,003.60 and 446,189,992.80 is: 669,284,989.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,002.40 : 944,784,003.60 = 446,189,992.80 : x
  2. Step 2: Convert to fraction form
    629,856,002.40/944,784,003.60 = 446,189,992.80/x
  3. Step 3: Cross multiply
    629,856,002.40x = 944,784,003.60 × 446,189,992.80
  4. Step 4: Simplify right side
    629,856,002.40x = 421,553,167,763,839,168
  5. Step 5: Solve for x
    x = 421,553,167,763,839,168/629,856,002.40
  6. Step 6: Final answer
    x = 669,284,989.20

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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.