Finding the Fourth Proportional to 8,135,893,790.13, 12,205,412,298.11 and 3,093,358,183.03
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Solution
The fourth proportional to 8,135,893,790.13, 12,205,412,298.11 and 3,093,358,183.03 is: 4,640,634,819.42
Step by Step Solution
- Step 1: Write the proportion equation
8,135,893,790.13 : 12,205,412,298.11 = 3,093,358,183.03 : x - Step 2: Convert to fraction form
8,135,893,790.13/12,205,412,298.11 = 3,093,358,183.03/x - Step 3: Cross multiply
8,135,893,790.13x = 12,205,412,298.11 × 3,093,358,183.03 - Step 4: Simplify right side
8,135,893,790.13x = 37,755,712,009,634,398,208 - Step 5: Solve for x
x = 37,755,712,009,634,398,208/8,135,893,790.13 - Step 6: Final answer
x = 4,640,634,819.42
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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.