Home / 108,948,680.82-150,347,955.42-59,387,969.43

Finding the Fourth Proportional to 108,948,680.82, 150,347,955.42 and 59,387,969.43

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Solution

The fourth proportional to 108,948,680.82, 150,347,955.42 and 59,387,969.43 is: 81,954,730.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,948,680.82 : 150,347,955.42 = 59,387,969.43 : x
  2. Step 2: Convert to fraction form
    108,948,680.82/150,347,955.42 = 59,387,969.43/x
  3. Step 3: Cross multiply
    108,948,680.82x = 150,347,955.42 × 59,387,969.43
  4. Step 4: Simplify right side
    108,948,680.82x = 8,928,859,780,345,962
  5. Step 5: Solve for x
    x = 8,928,859,780,345,962/108,948,680.82
  6. Step 6: Final answer
    x = 81,954,730.55

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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.