Home / 447,316,390,019.72-617,298,503,441.88-252,002,015,440.42

Finding the Fourth Proportional to 447,316,390,019.72, 617,298,503,441.88 and 252,002,015,440.42

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Solution

The fourth proportional to 447,316,390,019.72, 617,298,503,441.88 and 252,002,015,440.42 is: 347,763,843,370.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,316,390,019.72 : 617,298,503,441.88 = 252,002,015,440.42 : x
  2. Step 2: Convert to fraction form
    447,316,390,019.72/617,298,503,441.88 = 252,002,015,440.42/x
  3. Step 3: Cross multiply
    447,316,390,019.72x = 617,298,503,441.88 × 252,002,015,440.42
  4. Step 4: Simplify right side
    447,316,390,019.72x = 155,560,466,995,708,795,289,600
  5. Step 5: Solve for x
    x = 155,560,466,995,708,795,289,600/447,316,390,019.72
  6. Step 6: Final answer
    x = 347,763,843,370.13

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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.