Home / 108,185,481.20-161,890,318.19-93,662,356.16

Finding the Fourth Proportional to 108,185,481.20, 161,890,318.19 and 93,662,356.16

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Solution

The fourth proportional to 108,185,481.20, 161,890,318.19 and 93,662,356.16 is: 140,157,703.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,185,481.20 : 161,890,318.19 = 93,662,356.16 : x
  2. Step 2: Convert to fraction form
    108,185,481.20/161,890,318.19 = 93,662,356.16/x
  3. Step 3: Cross multiply
    108,185,481.20x = 161,890,318.19 × 93,662,356.16
  4. Step 4: Simplify right side
    108,185,481.20x = 15,163,028,640,592,210
  5. Step 5: Solve for x
    x = 15,163,028,640,592,210/108,185,481.20
  6. Step 6: Final answer
    x = 140,157,703.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.