Finding the Fourth Proportional to 7,863,774,481.42, 10,852,008,369.29 and 4,246,797,871.88
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Solution
The fourth proportional to 7,863,774,481.42, 10,852,008,369.29 and 4,246,797,871.88 is: 5,860,580,839.04
Step by Step Solution
- Step 1: Write the proportion equation
7,863,774,481.42 : 10,852,008,369.29 = 4,246,797,871.88 : x - Step 2: Convert to fraction form
7,863,774,481.42/10,852,008,369.29 = 4,246,797,871.88/x - Step 3: Cross multiply
7,863,774,481.42x = 10,852,008,369.29 × 4,246,797,871.88 - Step 4: Simplify right side
7,863,774,481.42x = 46,086,286,048,348,405,760 - Step 5: Solve for x
x = 46,086,286,048,348,405,760/7,863,774,481.42 - Step 6: Final answer
x = 5,860,580,839.04
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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.