Home / 81,639,048.60-112,661,893.22-44,969,619.60

Finding the Fourth Proportional to 81,639,048.60, 112,661,893.22 and 44,969,619.60

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Solution

The fourth proportional to 81,639,048.60, 112,661,893.22 and 44,969,619.60 is: 62,058,078.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,639,048.60 : 112,661,893.22 = 44,969,619.60 : x
  2. Step 2: Convert to fraction form
    81,639,048.60/112,661,893.22 = 44,969,619.60/x
  3. Step 3: Cross multiply
    81,639,048.60x = 112,661,893.22 × 44,969,619.60
  4. Step 4: Simplify right side
    81,639,048.60x = 5,066,362,481,519,219
  5. Step 5: Solve for x
    x = 5,066,362,481,519,219/81,639,048.60
  6. Step 6: Final answer
    x = 62,058,078.44

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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.