Home / 526,103,135.60-789,204,469.80-143,150,687.60

Finding the Fourth Proportional to 526,103,135.60, 789,204,469.80 and 143,150,687.60

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Solution

The fourth proportional to 526,103,135.60, 789,204,469.80 and 143,150,687.60 is: 214,739,572.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,103,135.60 : 789,204,469.80 = 143,150,687.60 : x
  2. Step 2: Convert to fraction form
    526,103,135.60/789,204,469.80 = 143,150,687.60/x
  3. Step 3: Cross multiply
    526,103,135.60x = 789,204,469.80 × 143,150,687.60
  4. Step 4: Simplify right side
    526,103,135.60x = 112,975,162,508,863,424
  5. Step 5: Solve for x
    x = 112,975,162,508,863,424/526,103,135.60
  6. Step 6: Final answer
    x = 214,739,572.65

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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.