Home / 496,723,457.85-685,447,485.95-273,692,658.45

Finding the Fourth Proportional to 496,723,457.85, 685,447,485.95 and 273,692,658.45

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Solution

The fourth proportional to 496,723,457.85, 685,447,485.95 and 273,692,658.45 is: 377,678,850.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,723,457.85 : 685,447,485.95 = 273,692,658.45 : x
  2. Step 2: Convert to fraction form
    496,723,457.85/685,447,485.95 = 273,692,658.45/x
  3. Step 3: Cross multiply
    496,723,457.85x = 685,447,485.95 × 273,692,658.45
  4. Step 4: Simplify right side
    496,723,457.85x = 187,601,944,654,598,848
  5. Step 5: Solve for x
    x = 187,601,944,654,598,848/496,723,457.85
  6. Step 6: Final answer
    x = 377,678,850.66

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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.