Home / 45,677,965,027.45-68,489,021,764.60-21,781,778,464.27

Finding the Fourth Proportional to 45,677,965,027.45, 68,489,021,764.60 and 21,781,778,464.27

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Solution

The fourth proportional to 45,677,965,027.45, 68,489,021,764.60 and 21,781,778,464.27 is: 32,659,351,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,677,965,027.45 : 68,489,021,764.60 = 21,781,778,464.27 : x
  2. Step 2: Convert to fraction form
    45,677,965,027.45/68,489,021,764.60 = 21,781,778,464.27/x
  3. Step 3: Cross multiply
    45,677,965,027.45x = 68,489,021,764.60 × 21,781,778,464.27
  4. Step 4: Simplify right side
    45,677,965,027.45x = 1,491,812,699,311,083,618,304
  5. Step 5: Solve for x
    x = 1,491,812,699,311,083,618,304/45,677,965,027.45
  6. Step 6: Final answer
    x = 32,659,351,142.60

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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.