Home / 496,723,458.85-685,447,487.33-273,692,659.45

Finding the Fourth Proportional to 496,723,458.85, 685,447,487.33 and 273,692,659.45

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Solution

The fourth proportional to 496,723,458.85, 685,447,487.33 and 273,692,659.45 is: 377,678,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,723,458.85 : 685,447,487.33 = 273,692,659.45 : x
  2. Step 2: Convert to fraction form
    496,723,458.85/685,447,487.33 = 273,692,659.45/x
  3. Step 3: Cross multiply
    496,723,458.85x = 685,447,487.33 × 273,692,659.45
  4. Step 4: Simplify right side
    496,723,458.85x = 187,601,945,720,667,872
  5. Step 5: Solve for x
    x = 187,601,945,720,667,872/496,723,458.85
  6. Step 6: Final answer
    x = 377,678,852.04

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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.