Home / 1,424,386,922.08-1,965,665,493.82-789,318,021.97

Finding the Fourth Proportional to 1,424,386,922.08, 1,965,665,493.82 and 789,318,021.97

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Solution

The fourth proportional to 1,424,386,922.08, 1,965,665,493.82 and 789,318,021.97 is: 1,089,265,265.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,386,922.08 : 1,965,665,493.82 = 789,318,021.97 : x
  2. Step 2: Convert to fraction form
    1,424,386,922.08/1,965,665,493.82 = 789,318,021.97/x
  3. Step 3: Cross multiply
    1,424,386,922.08x = 1,965,665,493.82 × 789,318,021.97
  4. Step 4: Simplify right side
    1,424,386,922.08x = 1,551,535,199,422,910,976
  5. Step 5: Solve for x
    x = 1,551,535,199,422,910,976/1,424,386,922.08
  6. Step 6: Final answer
    x = 1,089,265,265.90

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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.