Home / 505,568,991,469.24-697,737,209,022.33-307,601,569,987.54

Finding the Fourth Proportional to 505,568,991,469.24, 697,737,209,022.33 and 307,601,569,987.54

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Solution

The fourth proportional to 505,568,991,469.24, 697,737,209,022.33 and 307,601,569,987.54 is: 424,521,805,244.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,568,991,469.24 : 697,737,209,022.33 = 307,601,569,987.54 : x
  2. Step 2: Convert to fraction form
    505,568,991,469.24/697,737,209,022.33 = 307,601,569,987.54/x
  3. Step 3: Cross multiply
    505,568,991,469.24x = 697,737,209,022.33 × 307,601,569,987.54
  4. Step 4: Simplify right side
    505,568,991,469.24x = 214,625,060,933,993,026,813,952
  5. Step 5: Solve for x
    x = 214,625,060,933,993,026,813,952/505,568,991,469.24
  6. Step 6: Final answer
    x = 424,521,805,244.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.