Home / 80,949,171.27-121,432,262.94-26,366,007.09

Finding the Fourth Proportional to 80,949,171.27, 121,432,262.94 and 26,366,007.09

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Solution

The fourth proportional to 80,949,171.27, 121,432,262.94 and 26,366,007.09 is: 39,551,781.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,949,171.27 : 121,432,262.94 = 26,366,007.09 : x
  2. Step 2: Convert to fraction form
    80,949,171.27/121,432,262.94 = 26,366,007.09/x
  3. Step 3: Cross multiply
    80,949,171.27x = 121,432,262.94 × 26,366,007.09
  4. Step 4: Simplify right side
    80,949,171.27x = 3,201,683,905,630,784
  5. Step 5: Solve for x
    x = 3,201,683,905,630,784/80,949,171.27
  6. Step 6: Final answer
    x = 39,551,781.14

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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.