Finding the Fourth Proportional to 34,233,970,537.36, 47,223,251,376.99 and 21,351,244,497.29
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Solution
The fourth proportional to 34,233,970,537.36, 47,223,251,376.99 and 21,351,244,497.29 is: 29,452,475,721.64
Step by Step Solution
- Step 1: Write the proportion equation
34,233,970,537.36 : 47,223,251,376.99 = 21,351,244,497.29 : x - Step 2: Convert to fraction form
34,233,970,537.36/47,223,251,376.99 = 21,351,244,497.29/x - Step 3: Cross multiply
34,233,970,537.36x = 47,223,251,376.99 × 21,351,244,497.29 - Step 4: Simplify right side
34,233,970,537.36x = 1,008,275,186,107,100,168,192 - Step 5: Solve for x
x = 1,008,275,186,107,100,168,192/34,233,970,537.36 - Step 6: Final answer
x = 29,452,475,721.64
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1.5x scale
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.