Home / 445,945,171-615,404,335.98-250,379,082.04

Finding the Fourth Proportional to 445,945,171, 615,404,335.98 and 250,379,082.04

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Solution

The fourth proportional to 445,945,171, 615,404,335.98 and 250,379,082.04 is: 345,523,133.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,945,171 : 615,404,335.98 = 250,379,082.04 : x
  2. Step 2: Convert to fraction form
    445,945,171/615,404,335.98 = 250,379,082.04/x
  3. Step 3: Cross multiply
    445,945,171x = 615,404,335.98 × 250,379,082.04
  4. Step 4: Simplify right side
    445,945,171x = 154,084,372,726,108,128
  5. Step 5: Solve for x
    x = 154,084,372,726,108,128/445,945,171
  6. Step 6: Final answer
    x = 345,523,133.22

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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.