Home / 526,529,543.70-789,794,315.55-254,431,751.70

Finding the Fourth Proportional to 526,529,543.70, 789,794,315.55 and 254,431,751.70

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Solution

The fourth proportional to 526,529,543.70, 789,794,315.55 and 254,431,751.70 is: 381,647,627.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,529,543.70 : 789,794,315.55 = 254,431,751.70 : x
  2. Step 2: Convert to fraction form
    526,529,543.70/789,794,315.55 = 254,431,751.70/x
  3. Step 3: Cross multiply
    526,529,543.70x = 789,794,315.55 × 254,431,751.70
  4. Step 4: Simplify right side
    526,529,543.70x = 200,948,751,188,089,024
  5. Step 5: Solve for x
    x = 200,948,751,188,089,024/526,529,543.70
  6. Step 6: Final answer
    x = 381,647,627.55

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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.