Home / 109,284,652.68-150,831,478.41-65,233,923.72

Finding the Fourth Proportional to 109,284,652.68, 150,831,478.41 and 65,233,923.72

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Solution

The fourth proportional to 109,284,652.68, 150,831,478.41 and 65,233,923.72 is: 90,033,951.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,284,652.68 : 150,831,478.41 = 65,233,923.72 : x
  2. Step 2: Convert to fraction form
    109,284,652.68/150,831,478.41 = 65,233,923.72/x
  3. Step 3: Cross multiply
    109,284,652.68x = 150,831,478.41 × 65,233,923.72
  4. Step 4: Simplify right side
    109,284,652.68x = 9,839,329,157,172,766
  5. Step 5: Solve for x
    x = 9,839,329,157,172,766/109,284,652.68
  6. Step 6: Final answer
    x = 90,033,951.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.