Finding the Fourth Proportional to 11,557,419,619.84, 17,331,877,163.34 and 3,992,279,077.82
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Solution
The fourth proportional to 11,557,419,619.84, 17,331,877,163.34 and 3,992,279,077.82 is: 5,986,949,756.49
Step by Step Solution
- Step 1: Write the proportion equation
11,557,419,619.84 : 17,331,877,163.34 = 3,992,279,077.82 : x - Step 2: Convert to fraction form
11,557,419,619.84/17,331,877,163.34 = 3,992,279,077.82/x - Step 3: Cross multiply
11,557,419,619.84x = 17,331,877,163.34 × 3,992,279,077.82 - Step 4: Simplify right side
11,557,419,619.84x = 69,193,690,578,593,595,392 - Step 5: Solve for x
x = 69,193,690,578,593,595,392/11,557,419,619.84 - Step 6: Final answer
x = 5,986,949,756.49
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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.