Finding the Fourth Proportional to 100,741,121.70, 151,149,007.35 and 97,008,641.70
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Solution
The fourth proportional to 100,741,121.70, 151,149,007.35 and 97,008,641.70 is: 145,548,904.46
Step by Step Solution
- Step 1: Write the proportion equation
100,741,121.70 : 151,149,007.35 = 97,008,641.70 : x - Step 2: Convert to fraction form
100,741,121.70/151,149,007.35 = 97,008,641.70/x - Step 3: Cross multiply
100,741,121.70x = 151,149,007.35 × 97,008,641.70 - Step 4: Simplify right side
100,741,121.70x = 14,662,759,897,326,816 - Step 5: Solve for x
x = 14,662,759,897,326,816/100,741,121.70 - Step 6: Final answer
x = 145,548,904.46
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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.