Finding the Fourth Proportional to 2,563,917,739.80, 3,845,876,609.70 and 2,536,707,960.60
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Solution
The fourth proportional to 2,563,917,739.80, 3,845,876,609.70 and 2,536,707,960.60 is: 3,805,061,940.90
Step by Step Solution
- Step 1: Write the proportion equation
2,563,917,739.80 : 3,845,876,609.70 = 2,536,707,960.60 : x - Step 2: Convert to fraction form
2,563,917,739.80/3,845,876,609.70 = 2,536,707,960.60/x - Step 3: Cross multiply
2,563,917,739.80x = 3,845,876,609.70 × 2,536,707,960.60 - Step 4: Simplify right side
2,563,917,739.80x = 9,755,865,811,311,329,280 - Step 5: Solve for x
x = 9,755,865,811,311,329,280/2,563,917,739.80 - Step 6: Final answer
x = 3,805,061,940.90
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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.