Home / 40,930,892,256.40-61,396,338,384.60-19,958,529,785.20

Finding the Fourth Proportional to 40,930,892,256.40, 61,396,338,384.60 and 19,958,529,785.20

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Solution

The fourth proportional to 40,930,892,256.40, 61,396,338,384.60 and 19,958,529,785.20 is: 29,937,794,677.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,930,892,256.40 : 61,396,338,384.60 = 19,958,529,785.20 : x
  2. Step 2: Convert to fraction form
    40,930,892,256.40/61,396,338,384.60 = 19,958,529,785.20/x
  3. Step 3: Cross multiply
    40,930,892,256.40x = 61,396,338,384.60 × 19,958,529,785.20
  4. Step 4: Simplify right side
    40,930,892,256.40x = 1,225,380,648,351,257,067,520
  5. Step 5: Solve for x
    x = 1,225,380,648,351,257,067,520/40,930,892,256.40
  6. Step 6: Final answer
    x = 29,937,794,677.80

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Double scale
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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.