Finding the Fourth Proportional to 4,091,137,810.68, 6,136,821,052.38 and 1,330,766,837.49
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Solution
The fourth proportional to 4,091,137,810.68, 6,136,821,052.38 and 1,330,766,837.49 is: 1,996,187,447.61
Step by Step Solution
- Step 1: Write the proportion equation
4,091,137,810.68 : 6,136,821,052.38 = 1,330,766,837.49 : x - Step 2: Convert to fraction form
4,091,137,810.68/6,136,821,052.38 = 1,330,766,837.49/x - Step 3: Cross multiply
4,091,137,810.68x = 6,136,821,052.38 × 1,330,766,837.49 - Step 4: Simplify right side
4,091,137,810.68x = 8,166,677,944,117,786,624 - Step 5: Solve for x
x = 8,166,677,944,117,786,624/4,091,137,810.68 - Step 6: Final answer
x = 1,996,187,447.61
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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.