Finding the Fourth Proportional to 3,586,366,376.91, 4,949,308,668.56 and 2,080,879,044.75
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Solution
The fourth proportional to 3,586,366,376.91, 4,949,308,668.56 and 2,080,879,044.75 is: 2,871,684,488.43
Step by Step Solution
- Step 1: Write the proportion equation
3,586,366,376.91 : 4,949,308,668.56 = 2,080,879,044.75 : x - Step 2: Convert to fraction form
3,586,366,376.91/4,949,308,668.56 = 2,080,879,044.75/x - Step 3: Cross multiply
3,586,366,376.91x = 4,949,308,668.56 × 2,080,879,044.75 - Step 4: Simplify right side
3,586,366,376.91x = 10,298,912,694,395,623,424 - Step 5: Solve for x
x = 10,298,912,694,395,623,424/3,586,366,376.91 - Step 6: Final answer
x = 2,871,684,488.43
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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.