Finding the Fourth Proportional to 18,450,744,138,381, 27,656,742,616,920 and 6,207,904,158,627.80
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Solution
The fourth proportional to 18,450,744,138,381, 27,656,742,616,920 and 6,207,904,158,627.80 is: 9,305,337,834,506.53
Step by Step Solution
- Step 1: Write the proportion equation
18,450,744,138,381 : 27,656,742,616,920 = 6,207,904,158,627.80 : x - Step 2: Convert to fraction form
18,450,744,138,381/27,656,742,616,920 = 6,207,904,158,627.80/x - Step 3: Cross multiply
18,450,744,138,381x = 27,656,742,616,920 × 6,207,904,158,627.80 - Step 4: Simplify right side
18,450,744,138,381x = 171,690,407,505,676,376,788,172,800 - Step 5: Solve for x
x = 171,690,407,505,676,376,788,172,800/18,450,744,138,381 - Step 6: Final answer
x = 9,305,337,834,506.53
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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.