Home / 424,181,369,506.98-636,373,180,019.91-137,339,512,361.98

Finding the Fourth Proportional to 424,181,369,506.98, 636,373,180,019.91 and 137,339,512,361.98

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Solution

The fourth proportional to 424,181,369,506.98, 636,373,180,019.91 and 137,339,512,361.98 is: 206,042,010,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,181,369,506.98 : 636,373,180,019.91 = 137,339,512,361.98 : x
  2. Step 2: Convert to fraction form
    424,181,369,506.98/636,373,180,019.91 = 137,339,512,361.98/x
  3. Step 3: Cross multiply
    424,181,369,506.98x = 636,373,180,019.91 × 137,339,512,361.98
  4. Step 4: Simplify right side
    424,181,369,506.98x = 87,399,182,224,176,952,901,632
  5. Step 5: Solve for x
    x = 87,399,182,224,176,952,901,632/424,181,369,506.98
  6. Step 6: Final answer
    x = 206,042,010,580.90

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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.