Home / 81,823,731.33-112,919,143.12-44,656,395.47

Finding the Fourth Proportional to 81,823,731.33, 112,919,143.12 and 44,656,395.47

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Solution

The fourth proportional to 81,823,731.33, 112,919,143.12 and 44,656,395.47 is: 61,627,132.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,823,731.33 : 112,919,143.12 = 44,656,395.47 : x
  2. Step 2: Convert to fraction form
    81,823,731.33/112,919,143.12 = 44,656,395.47/x
  3. Step 3: Cross multiply
    81,823,731.33x = 112,919,143.12 × 44,656,395.47
  4. Step 4: Simplify right side
    81,823,731.33x = 5,042,561,910,624,014
  5. Step 5: Solve for x
    x = 5,042,561,910,624,014/81,823,731.33
  6. Step 6: Final answer
    x = 61,627,132.23

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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.