Finding the Fourth Proportional to 3,982,926,661.85, 5,971,444,683.05 and 2,408,683,986.29
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Solution
The fourth proportional to 3,982,926,661.85, 5,971,444,683.05 and 2,408,683,986.29 is: 3,611,244,796.66
Step by Step Solution
- Step 1: Write the proportion equation
3,982,926,661.85 : 5,971,444,683.05 = 2,408,683,986.29 : x - Step 2: Convert to fraction form
3,982,926,661.85/5,971,444,683.05 = 2,408,683,986.29/x - Step 3: Cross multiply
3,982,926,661.85x = 5,971,444,683.05 × 2,408,683,986.29 - Step 4: Simplify right side
3,982,926,661.85x = 14,383,323,183,100,049,408 - Step 5: Solve for x
x = 14,383,323,183,100,049,408/3,982,926,661.85 - Step 6: Final answer
x = 3,611,244,796.66
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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.