Home / 81,823,720.44-112,919,128.11-44,656,384.59

Finding the Fourth Proportional to 81,823,720.44, 112,919,128.11 and 44,656,384.59

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Solution

The fourth proportional to 81,823,720.44, 112,919,128.11 and 44,656,384.59 is: 61,627,117.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,823,720.44 : 112,919,128.11 = 44,656,384.59 : x
  2. Step 2: Convert to fraction form
    81,823,720.44/112,919,128.11 = 44,656,384.59/x
  3. Step 3: Cross multiply
    81,823,720.44x = 112,919,128.11 × 44,656,384.59
  4. Step 4: Simplify right side
    81,823,720.44x = 5,042,560,012,447,640
  5. Step 5: Solve for x
    x = 5,042,560,012,447,640/81,823,720.44
  6. Step 6: Final answer
    x = 61,627,117.24

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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.