Home / 496,409,725.48-685,037,062.72-273,412,173.28

Finding the Fourth Proportional to 496,409,725.48, 685,037,062.72 and 273,412,173.28

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Solution

The fourth proportional to 496,409,725.48, 685,037,062.72 and 273,412,173.28 is: 377,304,195.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,409,725.48 : 685,037,062.72 = 273,412,173.28 : x
  2. Step 2: Convert to fraction form
    496,409,725.48/685,037,062.72 = 273,412,173.28/x
  3. Step 3: Cross multiply
    496,409,725.48x = 685,037,062.72 × 273,412,173.28
  4. Step 4: Simplify right side
    496,409,725.48x = 187,297,472,095,622,848
  5. Step 5: Solve for x
    x = 187,297,472,095,622,848/496,409,725.48
  6. Step 6: Final answer
    x = 377,304,195.47

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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.