Home / 496,723,460.68-685,447,489.88-273,692,661.28

Finding the Fourth Proportional to 496,723,460.68, 685,447,489.88 and 273,692,661.28

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Solution

The fourth proportional to 496,723,460.68, 685,447,489.88 and 273,692,661.28 is: 377,678,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,723,460.68 : 685,447,489.88 = 273,692,661.28 : x
  2. Step 2: Convert to fraction form
    496,723,460.68/685,447,489.88 = 273,692,661.28/x
  3. Step 3: Cross multiply
    496,723,460.68x = 685,447,489.88 × 273,692,661.28
  4. Step 4: Simplify right side
    496,723,460.68x = 187,601,947,672,953,056
  5. Step 5: Solve for x
    x = 187,601,947,672,953,056/496,723,460.68
  6. Step 6: Final answer
    x = 377,678,854.58

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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.