Home / 98,419,280.03-135,815,975.03-54,365,330.73

Finding the Fourth Proportional to 98,419,280.03, 135,815,975.03 and 54,365,330.73

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Solution

The fourth proportional to 98,419,280.03, 135,815,975.03 and 54,365,330.73 is: 75,022,702.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,419,280.03 : 135,815,975.03 = 54,365,330.73 : x
  2. Step 2: Convert to fraction form
    98,419,280.03/135,815,975.03 = 54,365,330.73/x
  3. Step 3: Cross multiply
    98,419,280.03x = 135,815,975.03 × 54,365,330.73
  4. Step 4: Simplify right side
    98,419,280.03x = 7,383,680,401,059,284
  5. Step 5: Solve for x
    x = 7,383,680,401,059,284/98,419,280.03
  6. Step 6: Final answer
    x = 75,022,702.86

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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.