Finding the Fourth Proportional to 173,634,743,042.68, 239,622,412,107.52 and 104,121,701,311.38
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Solution
The fourth proportional to 173,634,743,042.68, 239,622,412,107.52 and 104,121,701,311.38 is: 143,691,825,632.15
Step by Step Solution
- Step 1: Write the proportion equation
173,634,743,042.68 : 239,622,412,107.52 = 104,121,701,311.38 : x - Step 2: Convert to fraction form
173,634,743,042.68/239,622,412,107.52 = 104,121,701,311.38/x - Step 3: Cross multiply
173,634,743,042.68x = 239,622,412,107.52 × 104,121,701,311.38 - Step 4: Simplify right side
173,634,743,042.68x = 24,949,893,220,971,602,509,824 - Step 5: Solve for x
x = 24,949,893,220,971,602,509,824/173,634,743,042.68 - Step 6: Final answer
x = 143,691,825,632.15
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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.