Finding the Fourth Proportional to 7,662,847,163.40, 11,494,270,745.10 and 4,745,341,729.80
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Solution
The fourth proportional to 7,662,847,163.40, 11,494,270,745.10 and 4,745,341,729.80 is: 7,118,012,594.70
Step by Step Solution
- Step 1: Write the proportion equation
7,662,847,163.40 : 11,494,270,745.10 = 4,745,341,729.80 : x - Step 2: Convert to fraction form
7,662,847,163.40/11,494,270,745.10 = 4,745,341,729.80/x - Step 3: Cross multiply
7,662,847,163.40x = 11,494,270,745.10 × 4,745,341,729.80 - Step 4: Simplify right side
7,662,847,163.40x = 54,544,242,620,342,370,304 - Step 5: Solve for x
x = 54,544,242,620,342,370,304/7,662,847,163.40 - Step 6: Final answer
x = 7,118,012,594.70
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1.5x scale
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.