Finding the Fourth Proportional to 2,299,369,891.40, 3,449,054,837.13 and 725,636,696.46
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Solution
The fourth proportional to 2,299,369,891.40, 3,449,054,837.13 and 725,636,696.46 is: 1,088,455,044.70
Step by Step Solution
- Step 1: Write the proportion equation
2,299,369,891.40 : 3,449,054,837.13 = 725,636,696.46 : x - Step 2: Convert to fraction form
2,299,369,891.40/3,449,054,837.13 = 725,636,696.46/x - Step 3: Cross multiply
2,299,369,891.40x = 3,449,054,837.13 × 725,636,696.46 - Step 4: Simplify right side
2,299,369,891.40x = 2,502,760,757,924,396,544 - Step 5: Solve for x
x = 2,502,760,757,924,396,544/2,299,369,891.40 - Step 6: Final answer
x = 1,088,455,044.70
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1.5x scale
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.