Finding the Fourth Proportional to 8,135,893,789.19, 12,205,412,296.71 and 3,093,358,182.09
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Solution
The fourth proportional to 8,135,893,789.19, 12,205,412,296.71 and 3,093,358,182.09 is: 4,640,634,818.01
Step by Step Solution
- Step 1: Write the proportion equation
8,135,893,789.19 : 12,205,412,296.71 = 3,093,358,182.09 : x - Step 2: Convert to fraction form
8,135,893,789.19/12,205,412,296.71 = 3,093,358,182.09/x - Step 3: Cross multiply
8,135,893,789.19x = 12,205,412,296.71 × 3,093,358,182.09 - Step 4: Simplify right side
8,135,893,789.19x = 37,755,711,993,796,263,936 - Step 5: Solve for x
x = 37,755,711,993,796,263,936/8,135,893,789.19 - Step 6: Final answer
x = 4,640,634,818.01
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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.