Home / 3,188,650,078.40-4,782,975,117.60-3,136,994,013.20

Finding the Fourth Proportional to 3,188,650,078.40, 4,782,975,117.60 and 3,136,994,013.20

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Solution

The fourth proportional to 3,188,650,078.40, 4,782,975,117.60 and 3,136,994,013.20 is: 4,705,491,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,650,078.40 : 4,782,975,117.60 = 3,136,994,013.20 : x
  2. Step 2: Convert to fraction form
    3,188,650,078.40/4,782,975,117.60 = 3,136,994,013.20/x
  3. Step 3: Cross multiply
    3,188,650,078.40x = 4,782,975,117.60 × 3,136,994,013.20
  4. Step 4: Simplify right side
    3,188,650,078.40x = 15,004,164,309,195,765,760
  5. Step 5: Solve for x
    x = 15,004,164,309,195,765,760/3,188,650,078.40
  6. Step 6: Final answer
    x = 4,705,491,019.80

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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.