Finding the Fourth Proportional to 108,864,793.80, 163,297,190.70 and 48,398,617.80
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Solution
The fourth proportional to 108,864,793.80, 163,297,190.70 and 48,398,617.80 is: 72,597,926.70
Step by Step Solution
- Step 1: Write the proportion equation
108,864,793.80 : 163,297,190.70 = 48,398,617.80 : x - Step 2: Convert to fraction form
108,864,793.80/163,297,190.70 = 48,398,617.80/x - Step 3: Cross multiply
108,864,793.80x = 163,297,190.70 × 48,398,617.80 - Step 4: Simplify right side
108,864,793.80x = 7,903,358,320,503,013 - Step 5: Solve for x
x = 7,903,358,320,503,013/108,864,793.80 - Step 6: Final answer
x = 72,597,926.70
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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.