Home / 419,906,117.80-629,859,176.70-333,174,946.60

Finding the Fourth Proportional to 419,906,117.80, 629,859,176.70 and 333,174,946.60

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Solution

The fourth proportional to 419,906,117.80, 629,859,176.70 and 333,174,946.60 is: 499,762,419.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,906,117.80 : 629,859,176.70 = 333,174,946.60 : x
  2. Step 2: Convert to fraction form
    419,906,117.80/629,859,176.70 = 333,174,946.60/x
  3. Step 3: Cross multiply
    419,906,117.80x = 629,859,176.70 × 333,174,946.60
  4. Step 4: Simplify right side
    419,906,117.80x = 209,853,297,562,542,496
  5. Step 5: Solve for x
    x = 209,853,297,562,542,496/419,906,117.80
  6. Step 6: Final answer
    x = 499,762,419.90

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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.