Home / 20,880,922,391.67-31,320,534,167.64-5,159,351,118.36

Finding the Fourth Proportional to 20,880,922,391.67, 31,320,534,167.64 and 5,159,351,118.36

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Solution

The fourth proportional to 20,880,922,391.67, 31,320,534,167.64 and 5,159,351,118.36 is: 7,738,816,799.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,880,922,391.67 : 31,320,534,167.64 = 5,159,351,118.36 : x
  2. Step 2: Convert to fraction form
    20,880,922,391.67/31,320,534,167.64 = 5,159,351,118.36/x
  3. Step 3: Cross multiply
    20,880,922,391.67x = 31,320,534,167.64 × 5,159,351,118.36
  4. Step 4: Simplify right side
    20,880,922,391.67x = 161,593,632,985,446,023,168
  5. Step 5: Solve for x
    x = 161,593,632,985,446,023,168/20,880,922,391.67
  6. Step 6: Final answer
    x = 7,738,816,799.10

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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.