Home / 20,954,243,828.85-31,431,365,743.28-20,954,243,828.85

Finding the Fourth Proportional to 20,954,243,828.85, 31,431,365,743.28 and 20,954,243,828.85

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Solution

The fourth proportional to 20,954,243,828.85, 31,431,365,743.28 and 20,954,243,828.85 is: 31,431,365,743.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,954,243,828.85 : 31,431,365,743.28 = 20,954,243,828.85 : x
  2. Step 2: Convert to fraction form
    20,954,243,828.85/31,431,365,743.28 = 20,954,243,828.85/x
  3. Step 3: Cross multiply
    20,954,243,828.85x = 31,431,365,743.28 × 20,954,243,828.85
  4. Step 4: Simplify right side
    20,954,243,828.85x = 658,620,501,658,347,503,616
  5. Step 5: Solve for x
    x = 658,620,501,658,347,503,616/20,954,243,828.85
  6. Step 6: Final answer
    x = 31,431,365,743.28

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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.