Home / 892,104,365,042.64-1,338,154,877,220.90-279,530,820,408.56

Finding the Fourth Proportional to 892,104,365,042.64, 1,338,154,877,220.90 and 279,530,820,408.56

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Solution

The fourth proportional to 892,104,365,042.64, 1,338,154,877,220.90 and 279,530,820,408.56 is: 419,295,707,229.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,104,365,042.64 : 1,338,154,877,220.90 = 279,530,820,408.56 : x
  2. Step 2: Convert to fraction form
    892,104,365,042.64/1,338,154,877,220.90 = 279,530,820,408.56/x
  3. Step 3: Cross multiply
    892,104,365,042.64x = 1,338,154,877,220.90 × 279,530,820,408.56
  4. Step 4: Simplify right side
    892,104,365,042.64x = 374,055,530,663,274,027,679,744
  5. Step 5: Solve for x
    x = 374,055,530,663,274,027,679,744/892,104,365,042.64
  6. Step 6: Final answer
    x = 419,295,707,229.72

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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.