Finding the Fourth Proportional to 824,114,382.24, 1,137,277,527.12 and 452,860,356
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Solution
The fourth proportional to 824,114,382.24, 1,137,277,527.12 and 452,860,356 is: 624,947,115.23
Step by Step Solution
- Step 1: Write the proportion equation
824,114,382.24 : 1,137,277,527.12 = 452,860,356 : x - Step 2: Convert to fraction form
824,114,382.24/1,137,277,527.12 = 452,860,356/x - Step 3: Cross multiply
824,114,382.24x = 1,137,277,527.12 × 452,860,356 - Step 4: Simplify right side
824,114,382.24x = 515,027,905,802,362,816 - Step 5: Solve for x
x = 515,027,905,802,362,816/824,114,382.24 - Step 6: Final answer
x = 624,947,115.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.