Finding the Fourth Proportional to 1,797,661,806.63, 2,696,492,709.94 and 505,197,294.63
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Solution
The fourth proportional to 1,797,661,806.63, 2,696,492,709.94 and 505,197,294.63 is: 757,795,941.94
Step by Step Solution
- Step 1: Write the proportion equation
1,797,661,806.63 : 2,696,492,709.94 = 505,197,294.63 : x - Step 2: Convert to fraction form
1,797,661,806.63/2,696,492,709.94 = 505,197,294.63/x - Step 3: Cross multiply
1,797,661,806.63x = 2,696,492,709.94 × 505,197,294.63 - Step 4: Simplify right side
1,797,661,806.63x = 1,362,260,822,037,722,880 - Step 5: Solve for x
x = 1,362,260,822,037,722,880/1,797,661,806.63 - Step 6: Final answer
x = 757,795,941.94
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1.5x scale
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.