Home / 54,610,363.20-81,915,544.80-50,453,313.60

Finding the Fourth Proportional to 54,610,363.20, 81,915,544.80 and 50,453,313.60

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Solution

The fourth proportional to 54,610,363.20, 81,915,544.80 and 50,453,313.60 is: 75,679,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,610,363.20 : 81,915,544.80 = 50,453,313.60 : x
  2. Step 2: Convert to fraction form
    54,610,363.20/81,915,544.80 = 50,453,313.60/x
  3. Step 3: Cross multiply
    54,610,363.20x = 81,915,544.80 × 50,453,313.60
  4. Step 4: Simplify right side
    54,610,363.20x = 4,132,910,670,509,249.50
  5. Step 5: Solve for x
    x = 4,132,910,670,509,249.50/54,610,363.20
  6. Step 6: Final answer
    x = 75,679,970.40

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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.