Home / 419,904,043.20-629,856,064.80-236,238,033.60

Finding the Fourth Proportional to 419,904,043.20, 629,856,064.80 and 236,238,033.60

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Solution

The fourth proportional to 419,904,043.20, 629,856,064.80 and 236,238,033.60 is: 354,357,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,904,043.20 : 629,856,064.80 = 236,238,033.60 : x
  2. Step 2: Convert to fraction form
    419,904,043.20/629,856,064.80 = 236,238,033.60/x
  3. Step 3: Cross multiply
    419,904,043.20x = 629,856,064.80 × 236,238,033.60
  4. Step 4: Simplify right side
    419,904,043.20x = 148,795,958,199,386,176
  5. Step 5: Solve for x
    x = 148,795,958,199,386,176/419,904,043.20
  6. Step 6: Final answer
    x = 354,357,050.40

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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.