Home / 71,664,192,062.40-107,496,288,093.60-21,985,181,860.80

Finding the Fourth Proportional to 71,664,192,062.40, 107,496,288,093.60 and 21,985,181,860.80

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Solution

The fourth proportional to 71,664,192,062.40, 107,496,288,093.60 and 21,985,181,860.80 is: 32,977,772,791.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,664,192,062.40 : 107,496,288,093.60 = 21,985,181,860.80 : x
  2. Step 2: Convert to fraction form
    71,664,192,062.40/107,496,288,093.60 = 21,985,181,860.80/x
  3. Step 3: Cross multiply
    71,664,192,062.40x = 107,496,288,093.60 × 21,985,181,860.80
  4. Step 4: Simplify right side
    71,664,192,062.40x = 2,363,325,443,098,746,028,032
  5. Step 5: Solve for x
    x = 2,363,325,443,098,746,028,032/71,664,192,062.40
  6. Step 6: Final answer
    x = 32,977,772,791.20

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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.