Home / 82,446,336,099.40-123,669,504,149.10-20,408,039,523.40

Finding the Fourth Proportional to 82,446,336,099.40, 123,669,504,149.10 and 20,408,039,523.40

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Solution

The fourth proportional to 82,446,336,099.40, 123,669,504,149.10 and 20,408,039,523.40 is: 30,612,059,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,446,336,099.40 : 123,669,504,149.10 = 20,408,039,523.40 : x
  2. Step 2: Convert to fraction form
    82,446,336,099.40/123,669,504,149.10 = 20,408,039,523.40/x
  3. Step 3: Cross multiply
    82,446,336,099.40x = 123,669,504,149.10 × 20,408,039,523.40
  4. Step 4: Simplify right side
    82,446,336,099.40x = 2,523,852,128,514,113,273,856
  5. Step 5: Solve for x
    x = 2,523,852,128,514,113,273,856/82,446,336,099.40
  6. Step 6: Final answer
    x = 30,612,059,285.10

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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.