Home / 179,355,658.80-269,096,473.80-77,151,025.20

Finding the Fourth Proportional to 179,355,658.80, 269,096,473.80 and 77,151,025.20

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Solution

The fourth proportional to 179,355,658.80, 269,096,473.80 and 77,151,025.20 is: 115,753,631.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,355,658.80 : 269,096,473.80 = 77,151,025.20 : x
  2. Step 2: Convert to fraction form
    179,355,658.80/269,096,473.80 = 77,151,025.20/x
  3. Step 3: Cross multiply
    179,355,658.80x = 269,096,473.80 × 77,151,025.20
  4. Step 4: Simplify right side
    179,355,658.80x = 20,761,068,831,374,940
  5. Step 5: Solve for x
    x = 20,761,068,831,374,940/179,355,658.80
  6. Step 6: Final answer
    x = 115,753,631.47

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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.