Home / 3,812,078,243.75-5,259,036,140.60-2,380,664,292.55

Finding the Fourth Proportional to 3,812,078,243.75, 5,259,036,140.60 and 2,380,664,292.55

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Solution

The fourth proportional to 3,812,078,243.75, 5,259,036,140.60 and 2,380,664,292.55 is: 3,284,297,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812,078,243.75 : 5,259,036,140.60 = 2,380,664,292.55 : x
  2. Step 2: Convert to fraction form
    3,812,078,243.75/5,259,036,140.60 = 2,380,664,292.55/x
  3. Step 3: Cross multiply
    3,812,078,243.75x = 5,259,036,140.60 × 2,380,664,292.55
  4. Step 4: Simplify right side
    3,812,078,243.75x = 12,519,999,553,131,331,584
  5. Step 5: Solve for x
    x = 12,519,999,553,131,331,584/3,812,078,243.75
  6. Step 6: Final answer
    x = 3,284,297,633.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.