Finding the Fourth Proportional to 277,718,195.20, 416,577,292.80 and 277,718,195.20
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Solution
The fourth proportional to 277,718,195.20, 416,577,292.80 and 277,718,195.20 is: 416,577,292.80
Step by Step Solution
- Step 1: Write the proportion equation
277,718,195.20 : 416,577,292.80 = 277,718,195.20 : x - Step 2: Convert to fraction form
277,718,195.20/416,577,292.80 = 277,718,195.20/x - Step 3: Cross multiply
277,718,195.20x = 416,577,292.80 × 277,718,195.20 - Step 4: Simplify right side
277,718,195.20x = 115,691,093,917,717,952 - Step 5: Solve for x
x = 115,691,093,917,717,952/277,718,195.20 - Step 6: Final answer
x = 416,577,292.80
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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.