Finding the Fourth Proportional to 295,835,107.71, 408,264,465.87 and 163,673,951.79
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Solution
The fourth proportional to 295,835,107.71, 408,264,465.87 and 163,673,951.79 is: 225,876,702.13
Step by Step Solution
- Step 1: Write the proportion equation
295,835,107.71 : 408,264,465.87 = 163,673,951.79 : x - Step 2: Convert to fraction form
295,835,107.71/408,264,465.87 = 163,673,951.79/x - Step 3: Cross multiply
295,835,107.71x = 408,264,465.87 × 163,673,951.79 - Step 4: Simplify right side
295,835,107.71x = 66,822,258,504,376,480 - Step 5: Solve for x
x = 66,822,258,504,376,480/295,835,107.71 - Step 6: Final answer
x = 225,876,702.13
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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.