Home / 131,926,537.98-181,982,982.67-82,280,720.43

Finding the Fourth Proportional to 131,926,537.98, 181,982,982.67 and 82,280,720.43

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Solution

The fourth proportional to 131,926,537.98, 181,982,982.67 and 82,280,720.43 is: 113,500,218.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,926,537.98 : 181,982,982.67 = 82,280,720.43 : x
  2. Step 2: Convert to fraction form
    131,926,537.98/181,982,982.67 = 82,280,720.43/x
  3. Step 3: Cross multiply
    131,926,537.98x = 181,982,982.67 × 82,280,720.43
  4. Step 4: Simplify right side
    131,926,537.98x = 14,973,690,920,087,806
  5. Step 5: Solve for x
    x = 14,973,690,920,087,806/131,926,537.98
  6. Step 6: Final answer
    x = 113,500,218.75

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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.