Finding the Fourth Proportional to 55,183,086,629.15, 82,774,629,850.29 and 13,259,952,307.75
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Solution
The fourth proportional to 55,183,086,629.15, 82,774,629,850.29 and 13,259,952,307.75 is: 19,889,928,439.17
Step by Step Solution
- Step 1: Write the proportion equation
55,183,086,629.15 : 82,774,629,850.29 = 13,259,952,307.75 : x - Step 2: Convert to fraction form
55,183,086,629.15/82,774,629,850.29 = 13,259,952,307.75/x - Step 3: Cross multiply
55,183,086,629.15x = 82,774,629,850.29 × 13,259,952,307.75 - Step 4: Simplify right side
55,183,086,629.15x = 1,097,587,644,106,392,469,504 - Step 5: Solve for x
x = 1,097,587,644,106,392,469,504/55,183,086,629.15 - Step 6: Final answer
x = 19,889,928,439.17
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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.