Home / 81,232,452.57-112,100,121.07-44,062,639.80

Finding the Fourth Proportional to 81,232,452.57, 112,100,121.07 and 44,062,639.80

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Solution

The fourth proportional to 81,232,452.57, 112,100,121.07 and 44,062,639.80 is: 60,806,083.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,232,452.57 : 112,100,121.07 = 44,062,639.80 : x
  2. Step 2: Convert to fraction form
    81,232,452.57/112,100,121.07 = 44,062,639.80/x
  3. Step 3: Cross multiply
    81,232,452.57x = 112,100,121.07 × 44,062,639.80
  4. Step 4: Simplify right side
    81,232,452.57x = 4,939,427,256,243,800
  5. Step 5: Solve for x
    x = 4,939,427,256,243,800/81,232,452.57
  6. Step 6: Final answer
    x = 60,806,083.04

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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.