Finding the Fourth Proportional to 394,464,096.96, 591,776,845.74 and 135,645,704.16
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Solution
The fourth proportional to 394,464,096.96, 591,776,845.74 and 135,645,704.16 is: 203,496,306.93
Step by Step Solution
- Step 1: Write the proportion equation
394,464,096.96 : 591,776,845.74 = 135,645,704.16 : x - Step 2: Convert to fraction form
394,464,096.96/591,776,845.74 = 135,645,704.16/x - Step 3: Cross multiply
394,464,096.96x = 591,776,845.74 × 135,645,704.16 - Step 4: Simplify right side
394,464,096.96x = 80,271,986,945,986,000 - Step 5: Solve for x
x = 80,271,986,945,986,000/394,464,096.96 - Step 6: Final answer
x = 203,496,306.93
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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.