Finding the Fourth Proportional to 3,186,835,519.14, 4,397,837,252.94 and 1,757,874,392.10
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Solution
The fourth proportional to 3,186,835,519.14, 4,397,837,252.94 and 1,757,874,392.10 is: 2,425,868,997.99
Step by Step Solution
- Step 1: Write the proportion equation
3,186,835,519.14 : 4,397,837,252.94 = 1,757,874,392.10 : x - Step 2: Convert to fraction form
3,186,835,519.14/4,397,837,252.94 = 1,757,874,392.10/x - Step 3: Cross multiply
3,186,835,519.14x = 4,397,837,252.94 × 1,757,874,392.10 - Step 4: Simplify right side
3,186,835,519.14x = 7,730,845,487,566,635,008 - Step 5: Solve for x
x = 7,730,845,487,566,635,008/3,186,835,519.14 - Step 6: Final answer
x = 2,425,868,997.99
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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.