Finding the Fourth Proportional to 3,203,919,078.26, 4,807,259,696.52 and 1,729,766,195.96
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Solution
The fourth proportional to 3,203,919,078.26, 4,807,259,696.52 and 1,729,766,195.96 is: 2,595,394,925.75
Step by Step Solution
- Step 1: Write the proportion equation
3,203,919,078.26 : 4,807,259,696.52 = 1,729,766,195.96 : x - Step 2: Convert to fraction form
3,203,919,078.26/4,807,259,696.52 = 1,729,766,195.96/x - Step 3: Cross multiply
3,203,919,078.26x = 4,807,259,696.52 × 1,729,766,195.96 - Step 4: Simplify right side
3,203,919,078.26x = 8,315,435,318,217,188,352 - Step 5: Solve for x
x = 8,315,435,318,217,188,352/3,203,919,078.26 - Step 6: Final answer
x = 2,595,394,925.75
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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.