Home / 424,181,369,504.48-636,373,180,016.16-137,339,512,359.48

Finding the Fourth Proportional to 424,181,369,504.48, 636,373,180,016.16 and 137,339,512,359.48

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Solution

The fourth proportional to 424,181,369,504.48, 636,373,180,016.16 and 137,339,512,359.48 is: 206,042,010,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,181,369,504.48 : 636,373,180,016.16 = 137,339,512,359.48 : x
  2. Step 2: Convert to fraction form
    424,181,369,504.48/636,373,180,016.16 = 137,339,512,359.48/x
  3. Step 3: Cross multiply
    424,181,369,504.48x = 636,373,180,016.16 × 137,339,512,359.48
  4. Step 4: Simplify right side
    424,181,369,504.48x = 87,399,182,222,070,992,863,232
  5. Step 5: Solve for x
    x = 87,399,182,222,070,992,863,232/424,181,369,504.48
  6. Step 6: Final answer
    x = 206,042,010,577.15

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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.