Finding the Fourth Proportional to 2,323,745,481.25, 3,485,616,092.18 and 728,391,226.92
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Solution
The fourth proportional to 2,323,745,481.25, 3,485,616,092.18 and 728,391,226.92 is: 1,092,586,172.82
Step by Step Solution
- Step 1: Write the proportion equation
2,323,745,481.25 : 3,485,616,092.18 = 728,391,226.92 : x - Step 2: Convert to fraction form
2,323,745,481.25/3,485,616,092.18 = 728,391,226.92/x - Step 3: Cross multiply
2,323,745,481.25x = 3,485,616,092.18 × 728,391,226.92 - Step 4: Simplify right side
2,323,745,481.25x = 2,538,892,181,955,085,824 - Step 5: Solve for x
x = 2,538,892,181,955,085,824/2,323,745,481.25 - Step 6: Final answer
x = 1,092,586,172.82
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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.