Home / 235,219,921.30-324,603,760.50-130,795,750.60

Finding the Fourth Proportional to 235,219,921.30, 324,603,760.50 and 130,795,750.60

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Solution

The fourth proportional to 235,219,921.30, 324,603,760.50 and 130,795,750.60 is: 180,498,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,219,921.30 : 324,603,760.50 = 130,795,750.60 : x
  2. Step 2: Convert to fraction form
    235,219,921.30/324,603,760.50 = 130,795,750.60/x
  3. Step 3: Cross multiply
    235,219,921.30x = 324,603,760.50 × 130,795,750.60
  4. Step 4: Simplify right side
    235,219,921.30x = 42,456,792,500,557,112
  5. Step 5: Solve for x
    x = 42,456,792,500,557,112/235,219,921.30
  6. Step 6: Final answer
    x = 180,498,285.46

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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.