Finding the Fourth Proportional to 3,634,343,235.80, 5,015,383,752.09 and 2,026,799,976.62
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Solution
The fourth proportional to 3,634,343,235.80, 5,015,383,752.09 and 2,026,799,976.62 is: 2,796,978,439.28
Step by Step Solution
- Step 1: Write the proportion equation
3,634,343,235.80 : 5,015,383,752.09 = 2,026,799,976.62 : x - Step 2: Convert to fraction form
3,634,343,235.80/5,015,383,752.09 = 2,026,799,976.62/x - Step 3: Cross multiply
3,634,343,235.80x = 5,015,383,752.09 × 2,026,799,976.62 - Step 4: Simplify right side
3,634,343,235.80x = 10,165,179,671,476,338,688 - Step 5: Solve for x
x = 10,165,179,671,476,338,688/3,634,343,235.80 - Step 6: Final answer
x = 2,796,978,439.28
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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.