Finding the Fourth Proportional to 4,738,369,627.68, 6,538,869,687.24 and 2,623,780,170.96
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Solution
The fourth proportional to 4,738,369,627.68, 6,538,869,687.24 and 2,623,780,170.96 is: 3,620,772,116.56
Step by Step Solution
- Step 1: Write the proportion equation
4,738,369,627.68 : 6,538,869,687.24 = 2,623,780,170.96 : x - Step 2: Convert to fraction form
4,738,369,627.68/6,538,869,687.24 = 2,623,780,170.96/x - Step 3: Cross multiply
4,738,369,627.68x = 6,538,869,687.24 × 2,623,780,170.96 - Step 4: Simplify right side
4,738,369,627.68x = 17,156,556,625,871,728,640 - Step 5: Solve for x
x = 17,156,556,625,871,728,640/4,738,369,627.68 - Step 6: Final answer
x = 3,620,772,116.56
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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.