Home / 39,040,379,664.18-53,876,860,417.20-22,123,464,721.62

Finding the Fourth Proportional to 39,040,379,664.18, 53,876,860,417.20 and 22,123,464,721.62

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Solution

The fourth proportional to 39,040,379,664.18, 53,876,860,417.20 and 22,123,464,721.62 is: 30,531,025,338.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040,379,664.18 : 53,876,860,417.20 = 22,123,464,721.62 : x
  2. Step 2: Convert to fraction form
    39,040,379,664.18/53,876,860,417.20 = 22,123,464,721.62/x
  3. Step 3: Cross multiply
    39,040,379,664.18x = 53,876,860,417.20 × 22,123,464,721.62
  4. Step 4: Simplify right side
    39,040,379,664.18x = 1,191,942,820,751,569,059,840
  5. Step 5: Solve for x
    x = 1,191,942,820,751,569,059,840/39,040,379,664.18
  6. Step 6: Final answer
    x = 30,531,025,338.50

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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.