Home / 419,906,110.80-629,859,166.20-236,240,101.20

Finding the Fourth Proportional to 419,906,110.80, 629,859,166.20 and 236,240,101.20

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Solution

The fourth proportional to 419,906,110.80, 629,859,166.20 and 236,240,101.20 is: 354,360,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,906,110.80 : 629,859,166.20 = 236,240,101.20 : x
  2. Step 2: Convert to fraction form
    419,906,110.80/629,859,166.20 = 236,240,101.20/x
  3. Step 3: Cross multiply
    419,906,110.80x = 629,859,166.20 × 236,240,101.20
  4. Step 4: Simplify right side
    419,906,110.80x = 148,797,993,164,835,616
  5. Step 5: Solve for x
    x = 148,797,993,164,835,616/419,906,110.80
  6. Step 6: Final answer
    x = 354,360,151.80

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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.