Home / 424,414,788-636,622,147.44-117,706,896.96

Finding the Fourth Proportional to 424,414,788, 636,622,147.44 and 117,706,896.96

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Solution

The fourth proportional to 424,414,788, 636,622,147.44 and 117,706,896.96 is: 176,560,335.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,414,788 : 636,622,147.44 = 117,706,896.96 : x
  2. Step 2: Convert to fraction form
    424,414,788/636,622,147.44 = 117,706,896.96/x
  3. Step 3: Cross multiply
    424,414,788x = 636,622,147.44 × 117,706,896.96
  4. Step 4: Simplify right side
    424,414,788x = 74,934,817,511,174,016
  5. Step 5: Solve for x
    x = 74,934,817,511,174,016/424,414,788
  6. Step 6: Final answer
    x = 176,560,335.86

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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.