Home / 513,506,757,289.85-770,259,693,370.35-131,050,801,845.04

Finding the Fourth Proportional to 513,506,757,289.85, 770,259,693,370.35 and 131,050,801,845.04

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Solution

The fourth proportional to 513,506,757,289.85, 770,259,693,370.35 and 131,050,801,845.04 is: 196,576,089,821.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,506,757,289.85 : 770,259,693,370.35 = 131,050,801,845.04 : x
  2. Step 2: Convert to fraction form
    513,506,757,289.85/770,259,693,370.35 = 131,050,801,845.04/x
  3. Step 3: Cross multiply
    513,506,757,289.85x = 770,259,693,370.35 × 131,050,801,845.04
  4. Step 4: Simplify right side
    513,506,757,289.85x = 100,943,150,445,099,000,791,040
  5. Step 5: Solve for x
    x = 100,943,150,445,099,000,791,040/513,506,757,289.85
  6. Step 6: Final answer
    x = 196,576,089,821.78

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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.