Home / 496,409,629.84-685,036,931.53-273,412,077.64

Finding the Fourth Proportional to 496,409,629.84, 685,036,931.53 and 273,412,077.64

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Solution

The fourth proportional to 496,409,629.84, 685,036,931.53 and 273,412,077.64 is: 377,304,063.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,409,629.84 : 685,036,931.53 = 273,412,077.64 : x
  2. Step 2: Convert to fraction form
    496,409,629.84/685,036,931.53 = 273,412,077.64/x
  3. Step 3: Cross multiply
    496,409,629.84x = 685,036,931.53 × 273,412,077.64
  4. Step 4: Simplify right side
    496,409,629.84x = 187,297,370,709,747,712
  5. Step 5: Solve for x
    x = 187,297,370,709,747,712/496,409,629.84
  6. Step 6: Final answer
    x = 377,304,063.92

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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.