Home / 394,311,270.53-591,450,464.32-103,171,947.50

Finding the Fourth Proportional to 394,311,270.53, 591,450,464.32 and 103,171,947.50

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Solution

The fourth proportional to 394,311,270.53, 591,450,464.32 and 103,171,947.50 is: 154,753,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,311,270.53 : 591,450,464.32 = 103,171,947.50 : x
  2. Step 2: Convert to fraction form
    394,311,270.53/591,450,464.32 = 103,171,947.50/x
  3. Step 3: Cross multiply
    394,311,270.53x = 591,450,464.32 × 103,171,947.50
  4. Step 4: Simplify right side
    394,311,270.53x = 61,021,096,254,892,288
  5. Step 5: Solve for x
    x = 61,021,096,254,892,288/394,311,270.53
  6. Step 6: Final answer
    x = 154,753,619.32

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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.