Home / 22,178,671,520.38-30,617,120,575.04-14,858,628,540.53

Finding the Fourth Proportional to 22,178,671,520.38, 30,617,120,575.04 and 14,858,628,540.53

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Solution

The fourth proportional to 22,178,671,520.38, 30,617,120,575.04 and 14,858,628,540.53 is: 20,511,977,968.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,178,671,520.38 : 30,617,120,575.04 = 14,858,628,540.53 : x
  2. Step 2: Convert to fraction form
    22,178,671,520.38/30,617,120,575.04 = 14,858,628,540.53/x
  3. Step 3: Cross multiply
    22,178,671,520.38x = 30,617,120,575.04 × 14,858,628,540.53
  4. Step 4: Simplify right side
    22,178,671,520.38x = 454,928,421,604,910,235,648
  5. Step 5: Solve for x
    x = 454,928,421,604,910,235,648/22,178,671,520.38
  6. Step 6: Final answer
    x = 20,511,977,968.88

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Double scale
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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.