Finding the Fourth Proportional to 5,293,635,252.30, 7,305,347,648.18 and 2,882,449,929.96
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Solution
The fourth proportional to 5,293,635,252.30, 7,305,347,648.18 and 2,882,449,929.96 is: 3,977,852,234.47
Step by Step Solution
- Step 1: Write the proportion equation
5,293,635,252.30 : 7,305,347,648.18 = 2,882,449,929.96 : x - Step 2: Convert to fraction form
5,293,635,252.30/7,305,347,648.18 = 2,882,449,929.96/x - Step 3: Cross multiply
5,293,635,252.30x = 7,305,347,648.18 × 2,882,449,929.96 - Step 4: Simplify right side
5,293,635,252.30x = 21,057,298,816,815,480,832 - Step 5: Solve for x
x = 21,057,298,816,815,480,832/5,293,635,252.30 - Step 6: Final answer
x = 3,977,852,234.47
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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.