Home / 496,662,832.41-685,415,853.23-276,646,355.61

Finding the Fourth Proportional to 496,662,832.41, 685,415,853.23 and 276,646,355.61

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Solution

The fourth proportional to 496,662,832.41, 685,415,853.23 and 276,646,355.61 is: 381,783,748.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,662,832.41 : 685,415,853.23 = 276,646,355.61 : x
  2. Step 2: Convert to fraction form
    496,662,832.41/685,415,853.23 = 276,646,355.61/x
  3. Step 3: Cross multiply
    496,662,832.41x = 685,415,853.23 × 276,646,355.61
  4. Step 4: Simplify right side
    496,662,832.41x = 189,617,797,872,014,944
  5. Step 5: Solve for x
    x = 189,617,797,872,014,944/496,662,832.41
  6. Step 6: Final answer
    x = 381,783,748.45

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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.