Finding the Fourth Proportional to 5,865,212,198.36, 8,093,935,929.66 and 3,188,992,341.44
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Solution
The fourth proportional to 5,865,212,198.36, 8,093,935,929.66 and 3,188,992,341.44 is: 4,400,778,491.70
Step by Step Solution
- Step 1: Write the proportion equation
5,865,212,198.36 : 8,093,935,929.66 = 3,188,992,341.44 : x - Step 2: Convert to fraction form
5,865,212,198.36/8,093,935,929.66 = 3,188,992,341.44/x - Step 3: Cross multiply
5,865,212,198.36x = 8,093,935,929.66 × 3,188,992,341.44 - Step 4: Simplify right side
5,865,212,198.36x = 25,811,499,691,791,785,984 - Step 5: Solve for x
x = 25,811,499,691,791,785,984/5,865,212,198.36 - Step 6: Final answer
x = 4,400,778,491.70
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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.