Home / 3,944,750,678.82-5,443,758,871.73-2,136,276,586.54

Finding the Fourth Proportional to 3,944,750,678.82, 5,443,758,871.73 and 2,136,276,586.54

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Solution

The fourth proportional to 3,944,750,678.82, 5,443,758,871.73 and 2,136,276,586.54 is: 2,948,063,278.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944,750,678.82 : 5,443,758,871.73 = 2,136,276,586.54 : x
  2. Step 2: Convert to fraction form
    3,944,750,678.82/5,443,758,871.73 = 2,136,276,586.54/x
  3. Step 3: Cross multiply
    3,944,750,678.82x = 5,443,758,871.73 × 2,136,276,586.54
  4. Step 4: Simplify right side
    3,944,750,678.82x = 11,629,374,620,446,203,904
  5. Step 5: Solve for x
    x = 11,629,374,620,446,203,904/3,944,750,678.82
  6. Step 6: Final answer
    x = 2,948,063,278.85

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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.