Finding the Fourth Proportional to 76,416,151.80, 114,624,227.70 and 50,906,983.80
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Solution
The fourth proportional to 76,416,151.80, 114,624,227.70 and 50,906,983.80 is: 76,360,475.70
Step by Step Solution
- Step 1: Write the proportion equation
76,416,151.80 : 114,624,227.70 = 50,906,983.80 : x - Step 2: Convert to fraction form
76,416,151.80/114,624,227.70 = 50,906,983.80/x - Step 3: Cross multiply
76,416,151.80x = 114,624,227.70 × 50,906,983.80 - Step 4: Simplify right side
76,416,151.80x = 5,835,173,702,611,411 - Step 5: Solve for x
x = 5,835,173,702,611,411/76,416,151.80 - Step 6: Final answer
x = 76,360,475.70
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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.