Finding the Fourth Proportional to 1,183,461,734.80, 1,775,192,602.20 and 493,863,893.20
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Solution
The fourth proportional to 1,183,461,734.80, 1,775,192,602.20 and 493,863,893.20 is: 740,795,839.80
Step by Step Solution
- Step 1: Write the proportion equation
1,183,461,734.80 : 1,775,192,602.20 = 493,863,893.20 : x - Step 2: Convert to fraction form
1,183,461,734.80/1,775,192,602.20 = 493,863,893.20/x - Step 3: Cross multiply
1,183,461,734.80x = 1,775,192,602.20 × 493,863,893.20 - Step 4: Simplify right side
1,183,461,734.80x = 876,703,529,702,330,880 - Step 5: Solve for x
x = 876,703,529,702,330,880/1,183,461,734.80 - Step 6: Final answer
x = 740,795,839.80
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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.