Finding the Fourth Proportional to 96,770,116.60, 145,155,174.90 and 48,397,175.80
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Solution
The fourth proportional to 96,770,116.60, 145,155,174.90 and 48,397,175.80 is: 72,595,763.70
Step by Step Solution
- Step 1: Write the proportion equation
96,770,116.60 : 145,155,174.90 = 48,397,175.80 : x - Step 2: Convert to fraction form
96,770,116.60/145,155,174.90 = 48,397,175.80/x - Step 3: Cross multiply
96,770,116.60x = 145,155,174.90 × 48,397,175.80 - Step 4: Simplify right side
96,770,116.60x = 7,025,100,517,915,047 - Step 5: Solve for x
x = 7,025,100,517,915,047/96,770,116.60 - Step 6: Final answer
x = 72,595,763.70
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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.