Finding the Fourth Proportional to 3,092,575,511,622, 4,267,886,479,990.80 and 1,722,350,743,820.70
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Solution
The fourth proportional to 3,092,575,511,622, 4,267,886,479,990.80 and 1,722,350,743,820.70 is: 2,376,917,693,918.85
Step by Step Solution
- Step 1: Write the proportion equation
3,092,575,511,622 : 4,267,886,479,990.80 = 1,722,350,743,820.70 : x - Step 2: Convert to fraction form
3,092,575,511,622/4,267,886,479,990.80 = 1,722,350,743,820.70/x - Step 3: Cross multiply
3,092,575,511,622x = 4,267,886,479,990.80 × 1,722,350,743,820.70 - Step 4: Simplify right side
3,092,575,511,622x = 7,350,797,453,354,462,655,545,344 - Step 5: Solve for x
x = 7,350,797,453,354,462,655,545,344/3,092,575,511,622 - Step 6: Final answer
x = 2,376,917,693,918.85
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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.