Finding the Fourth Proportional to 369,025,695.75, 509,266,088.97 and 204,023,894.07
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Solution
The fourth proportional to 369,025,695.75, 509,266,088.97 and 204,023,894.07 is: 281,558,850.20
Step by Step Solution
- Step 1: Write the proportion equation
369,025,695.75 : 509,266,088.97 = 204,023,894.07 : x - Step 2: Convert to fraction form
369,025,695.75/509,266,088.97 = 204,023,894.07/x - Step 3: Cross multiply
369,025,695.75x = 509,266,088.97 × 204,023,894.07 - Step 4: Simplify right side
369,025,695.75x = 103,902,450,589,458,480 - Step 5: Solve for x
x = 103,902,450,589,458,480/369,025,695.75 - Step 6: Final answer
x = 281,558,850.20
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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.