Home / 247,569,993.20-341,631,614.04-137,557,944.56

Finding the Fourth Proportional to 247,569,993.20, 341,631,614.04 and 137,557,944.56

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Solution

The fourth proportional to 247,569,993.20, 341,631,614.04 and 137,557,944.56 is: 189,821,642.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,569,993.20 : 341,631,614.04 = 137,557,944.56 : x
  2. Step 2: Convert to fraction form
    247,569,993.20/341,631,614.04 = 137,557,944.56/x
  3. Step 3: Cross multiply
    247,569,993.20x = 341,631,614.04 × 137,557,944.56
  4. Step 4: Simplify right side
    247,569,993.20x = 46,994,142,624,057,640
  5. Step 5: Solve for x
    x = 46,994,142,624,057,640/247,569,993.20
  6. Step 6: Final answer
    x = 189,821,642.02

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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.