Home / 45,677,965,025.45-68,489,021,761.60-21,781,778,462.27

Finding the Fourth Proportional to 45,677,965,025.45, 68,489,021,761.60 and 21,781,778,462.27

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Solution

The fourth proportional to 45,677,965,025.45, 68,489,021,761.60 and 21,781,778,462.27 is: 32,659,351,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,677,965,025.45 : 68,489,021,761.60 = 21,781,778,462.27 : x
  2. Step 2: Convert to fraction form
    45,677,965,025.45/68,489,021,761.60 = 21,781,778,462.27/x
  3. Step 3: Cross multiply
    45,677,965,025.45x = 68,489,021,761.60 × 21,781,778,462.27
  4. Step 4: Simplify right side
    45,677,965,025.45x = 1,491,812,699,108,760,092,672
  5. Step 5: Solve for x
    x = 1,491,812,699,108,760,092,672/45,677,965,025.45
  6. Step 6: Final answer
    x = 32,659,351,139.60

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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.