Home / 81,084,365.73-111,896,389.26-43,914,647.88

Finding the Fourth Proportional to 81,084,365.73, 111,896,389.26 and 43,914,647.88

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Solution

The fourth proportional to 81,084,365.73, 111,896,389.26 and 43,914,647.88 is: 60,602,194.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,084,365.73 : 111,896,389.26 = 43,914,647.88 : x
  2. Step 2: Convert to fraction form
    81,084,365.73/111,896,389.26 = 43,914,647.88/x
  3. Step 3: Cross multiply
    81,084,365.73x = 111,896,389.26 × 43,914,647.88
  4. Step 4: Simplify right side
    81,084,365.73x = 4,913,890,533,396,314
  5. Step 5: Solve for x
    x = 4,913,890,533,396,314/81,084,365.73
  6. Step 6: Final answer
    x = 60,602,194.88

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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.