Home / 90,922,736-136,437,912.12-33,455,363.48

Finding the Fourth Proportional to 90,922,736, 136,437,912.12 and 33,455,363.48

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Solution

The fourth proportional to 90,922,736, 136,437,912.12 and 33,455,363.48 is: 50,202,844.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,922,736 : 136,437,912.12 = 33,455,363.48 : x
  2. Step 2: Convert to fraction form
    90,922,736/136,437,912.12 = 33,455,363.48/x
  3. Step 3: Cross multiply
    90,922,736x = 136,437,912.12 × 33,455,363.48
  4. Step 4: Simplify right side
    90,922,736x = 4,564,579,942,426,898
  5. Step 5: Solve for x
    x = 4,564,579,942,426,898/90,922,736
  6. Step 6: Final answer
    x = 50,202,844.12

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1.5x scale

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.