Home / 81,823,734.62-112,919,147.70-44,656,398.78

Finding the Fourth Proportional to 81,823,734.62, 112,919,147.70 and 44,656,398.78

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Solution

The fourth proportional to 81,823,734.62, 112,919,147.70 and 44,656,398.78 is: 61,627,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,823,734.62 : 112,919,147.70 = 44,656,398.78 : x
  2. Step 2: Convert to fraction form
    81,823,734.62/112,919,147.70 = 44,656,398.78/x
  3. Step 3: Cross multiply
    81,823,734.62x = 112,919,147.70 × 44,656,398.78
  4. Step 4: Simplify right side
    81,823,734.62x = 5,042,562,489,588,920
  5. Step 5: Solve for x
    x = 5,042,562,489,588,920/81,823,734.62
  6. Step 6: Final answer
    x = 61,627,136.83

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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.