Home / 27,798,241,311,370-38,361,579,271,368-15,297,971,351,876

Finding the Fourth Proportional to 27,798,241,311,370, 38,361,579,271,368 and 15,297,971,351,876

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Solution

The fourth proportional to 27,798,241,311,370, 38,361,579,271,368 and 15,297,971,351,876 is: 21,111,203,911,524.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798,241,311,370 : 38,361,579,271,368 = 15,297,971,351,876 : x
  2. Step 2: Convert to fraction form
    27,798,241,311,370/38,361,579,271,368 = 15,297,971,351,876/x
  3. Step 3: Cross multiply
    27,798,241,311,370x = 38,361,579,271,368 × 15,297,971,351,876
  4. Step 4: Simplify right side
    27,798,241,311,370x = 586,854,340,706,107,872,667,238,400
  5. Step 5: Solve for x
    x = 586,854,340,706,107,872,667,238,400/27,798,241,311,370
  6. Step 6: Final answer
    x = 21,111,203,911,524.92

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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.