Home / 419,904,528.80-629,856,793.20-333,173,357.60

Finding the Fourth Proportional to 419,904,528.80, 629,856,793.20 and 333,173,357.60

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Solution

The fourth proportional to 419,904,528.80, 629,856,793.20 and 333,173,357.60 is: 499,760,036.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,904,528.80 : 629,856,793.20 = 333,173,357.60 : x
  2. Step 2: Convert to fraction form
    419,904,528.80/629,856,793.20 = 333,173,357.60/x
  3. Step 3: Cross multiply
    419,904,528.80x = 629,856,793.20 × 333,173,357.60
  4. Step 4: Simplify right side
    419,904,528.80x = 209,851,502,597,612,864
  5. Step 5: Solve for x
    x = 209,851,502,597,612,864/419,904,528.80
  6. Step 6: Final answer
    x = 499,760,036.40

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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.