Home / 99,620,586.80-149,458,873.80-48,504,273.20

Finding the Fourth Proportional to 99,620,586.80, 149,458,873.80 and 48,504,273.20

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Solution

The fourth proportional to 99,620,586.80, 149,458,873.80 and 48,504,273.20 is: 72,770,039.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,620,586.80 : 149,458,873.80 = 48,504,273.20 : x
  2. Step 2: Convert to fraction form
    99,620,586.80/149,458,873.80 = 48,504,273.20/x
  3. Step 3: Cross multiply
    99,620,586.80x = 149,458,873.80 × 48,504,273.20
  4. Step 4: Simplify right side
    99,620,586.80x = 7,249,394,046,959,523
  5. Step 5: Solve for x
    x = 7,249,394,046,959,523/99,620,586.80
  6. Step 6: Final answer
    x = 72,770,039.61

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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.