Home / 81,450,541.83-112,403,963.04-44,283,321.56

Finding the Fourth Proportional to 81,450,541.83, 112,403,963.04 and 44,283,321.56

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Solution

The fourth proportional to 81,450,541.83, 112,403,963.04 and 44,283,321.56 is: 61,112,188.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,450,541.83 : 112,403,963.04 = 44,283,321.56 : x
  2. Step 2: Convert to fraction form
    81,450,541.83/112,403,963.04 = 44,283,321.56/x
  3. Step 3: Cross multiply
    81,450,541.83x = 112,403,963.04 × 44,283,321.56
  4. Step 4: Simplify right side
    81,450,541.83x = 4,977,620,839,356,656
  5. Step 5: Solve for x
    x = 4,977,620,839,356,656/81,450,541.83
  6. Step 6: Final answer
    x = 61,112,188.18

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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.