Home / 496,445,541.72-685,125,961.74-273,427,179

Finding the Fourth Proportional to 496,445,541.72, 685,125,961.74 and 273,427,179

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Solution

The fourth proportional to 496,445,541.72, 685,125,961.74 and 273,427,179 is: 377,346,643.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,445,541.72 : 685,125,961.74 = 273,427,179 : x
  2. Step 2: Convert to fraction form
    496,445,541.72/685,125,961.74 = 273,427,179/x
  3. Step 3: Cross multiply
    496,445,541.72x = 685,125,961.74 × 273,427,179
  4. Step 4: Simplify right side
    496,445,541.72x = 187,332,058,978,230,144
  5. Step 5: Solve for x
    x = 187,332,058,978,230,144/496,445,541.72
  6. Step 6: Final answer
    x = 377,346,643.76

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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.