Home / 108,185,481.82-161,890,319.13-93,662,356.78

Finding the Fourth Proportional to 108,185,481.82, 161,890,319.13 and 93,662,356.78

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Solution

The fourth proportional to 108,185,481.82, 161,890,319.13 and 93,662,356.78 is: 140,157,704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,185,481.82 : 161,890,319.13 = 93,662,356.78 : x
  2. Step 2: Convert to fraction form
    108,185,481.82/161,890,319.13 = 93,662,356.78/x
  3. Step 3: Cross multiply
    108,185,481.82x = 161,890,319.13 × 93,662,356.78
  4. Step 4: Simplify right side
    108,185,481.82x = 15,163,028,829,582,118
  5. Step 5: Solve for x
    x = 15,163,028,829,582,118/108,185,481.82
  6. Step 6: Final answer
    x = 140,157,704.85

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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.