Home / 419,904,477.60-629,856,716.40-332,228,522.40

Finding the Fourth Proportional to 419,904,477.60, 629,856,716.40 and 332,228,522.40

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Solution

The fourth proportional to 419,904,477.60, 629,856,716.40 and 332,228,522.40 is: 498,342,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,904,477.60 : 629,856,716.40 = 332,228,522.40 : x
  2. Step 2: Convert to fraction form
    419,904,477.60/629,856,716.40 = 332,228,522.40/x
  3. Step 3: Cross multiply
    419,904,477.60x = 629,856,716.40 × 332,228,522.40
  4. Step 4: Simplify right side
    419,904,477.60x = 209,256,366,213,287,840
  5. Step 5: Solve for x
    x = 209,256,366,213,287,840/419,904,477.60
  6. Step 6: Final answer
    x = 498,342,783.60

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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.