Home / 447,316,389,993.78-617,298,503,405.96-252,002,015,414.42

Finding the Fourth Proportional to 447,316,389,993.78, 617,298,503,405.96 and 252,002,015,414.42

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Solution

The fourth proportional to 447,316,389,993.78, 617,298,503,405.96 and 252,002,015,414.42 is: 347,763,843,334.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,316,389,993.78 : 617,298,503,405.96 = 252,002,015,414.42 : x
  2. Step 2: Convert to fraction form
    447,316,389,993.78/617,298,503,405.96 = 252,002,015,414.42/x
  3. Step 3: Cross multiply
    447,316,389,993.78x = 617,298,503,405.96 × 252,002,015,414.42
  4. Step 4: Simplify right side
    447,316,389,993.78x = 155,560,466,970,607,127,363,584
  5. Step 5: Solve for x
    x = 155,560,466,970,607,127,363,584/447,316,389,993.78
  6. Step 6: Final answer
    x = 347,763,843,334.18

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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.