Finding the Fourth Proportional to 147,751,104.19, 221,626,658.21 and 40,045,728.19
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Solution
The fourth proportional to 147,751,104.19, 221,626,658.21 and 40,045,728.19 is: 60,068,592.81
Step by Step Solution
- Step 1: Write the proportion equation
147,751,104.19 : 221,626,658.21 = 40,045,728.19 : x - Step 2: Convert to fraction form
147,751,104.19/221,626,658.21 = 40,045,728.19/x - Step 3: Cross multiply
147,751,104.19x = 221,626,658.21 × 40,045,728.19 - Step 4: Simplify right side
147,751,104.19x = 8,875,200,914,135,463 - Step 5: Solve for x
x = 8,875,200,914,135,463/147,751,104.19 - Step 6: Final answer
x = 60,068,592.81
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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.