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Finding the Fourth Proportional to 176,847,665.76, 264,978,236.46 and 107,550,864.90

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Solution

The fourth proportional to 176,847,665.76, 264,978,236.46 and 107,550,864.90 is: 161,147,948.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,847,665.76 : 264,978,236.46 = 107,550,864.90 : x
  2. Step 2: Convert to fraction form
    176,847,665.76/264,978,236.46 = 107,550,864.90/x
  3. Step 3: Cross multiply
    176,847,665.76x = 264,978,236.46 × 107,550,864.90
  4. Step 4: Simplify right side
    176,847,665.76x = 28,498,638,510,949,716
  5. Step 5: Solve for x
    x = 28,498,638,510,949,716/176,847,665.76
  6. Step 6: Final answer
    x = 161,147,948.37

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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.