Home / 447,316,390,010.73-617,298,503,429.43-252,002,015,431.41

Finding the Fourth Proportional to 447,316,390,010.73, 617,298,503,429.43 and 252,002,015,431.41

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Solution

The fourth proportional to 447,316,390,010.73, 617,298,503,429.43 and 252,002,015,431.41 is: 347,763,843,357.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,316,390,010.73 : 617,298,503,429.43 = 252,002,015,431.41 : x
  2. Step 2: Convert to fraction form
    447,316,390,010.73/617,298,503,429.43 = 252,002,015,431.41/x
  3. Step 3: Cross multiply
    447,316,390,010.73x = 617,298,503,429.43 × 252,002,015,431.41
  4. Step 4: Simplify right side
    447,316,390,010.73x = 155,560,466,987,009,540,358,144
  5. Step 5: Solve for x
    x = 155,560,466,987,009,540,358,144/447,316,390,010.73
  6. Step 6: Final answer
    x = 347,763,843,357.67

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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.