Home / 177,794,297.80-266,691,446.70-104,936,288.20

Finding the Fourth Proportional to 177,794,297.80, 266,691,446.70 and 104,936,288.20

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Solution

The fourth proportional to 177,794,297.80, 266,691,446.70 and 104,936,288.20 is: 157,404,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,794,297.80 : 266,691,446.70 = 104,936,288.20 : x
  2. Step 2: Convert to fraction form
    177,794,297.80/266,691,446.70 = 104,936,288.20/x
  3. Step 3: Cross multiply
    177,794,297.80x = 266,691,446.70 × 104,936,288.20
  4. Step 4: Simplify right side
    177,794,297.80x = 27,985,610,511,386,140
  5. Step 5: Solve for x
    x = 27,985,610,511,386,140/177,794,297.80
  6. Step 6: Final answer
    x = 157,404,432.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.