Finding the Fourth Proportional to 144,430,855.92, 199,314,581.17 and 82,552,523.09
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Solution
The fourth proportional to 144,430,855.92, 199,314,581.17 and 82,552,523.09 is: 113,922,481.85
Step by Step Solution
- Step 1: Write the proportion equation
144,430,855.92 : 199,314,581.17 = 82,552,523.09 : x - Step 2: Convert to fraction form
144,430,855.92/199,314,581.17 = 82,552,523.09/x - Step 3: Cross multiply
144,430,855.92x = 199,314,581.17 × 82,552,523.09 - Step 4: Simplify right side
144,430,855.92x = 16,453,921,562,800,766 - Step 5: Solve for x
x = 16,453,921,562,800,766/144,430,855.92 - Step 6: Final answer
x = 113,922,481.85
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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.