Home / 57,946,753,614.10-86,920,130,421.15-20,682,960,999.70

Finding the Fourth Proportional to 57,946,753,614.10, 86,920,130,421.15 and 20,682,960,999.70

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Solution

The fourth proportional to 57,946,753,614.10, 86,920,130,421.15 and 20,682,960,999.70 is: 31,024,441,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,946,753,614.10 : 86,920,130,421.15 = 20,682,960,999.70 : x
  2. Step 2: Convert to fraction form
    57,946,753,614.10/86,920,130,421.15 = 20,682,960,999.70/x
  3. Step 3: Cross multiply
    57,946,753,614.10x = 86,920,130,421.15 × 20,682,960,999.70
  4. Step 4: Simplify right side
    57,946,753,614.10x = 1,797,765,667,589,482,872,832
  5. Step 5: Solve for x
    x = 1,797,765,667,589,482,872,832/57,946,753,614.10
  6. Step 6: Final answer
    x = 31,024,441,499.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.