Finding the Fourth Proportional to 303,946,282.23, 419,446,228.19 and 164,717,043.99
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Solution
The fourth proportional to 303,946,282.23, 419,446,228.19 and 164,717,043.99 is: 227,309,715.10
Step by Step Solution
- Step 1: Write the proportion equation
303,946,282.23 : 419,446,228.19 = 164,717,043.99 : x - Step 2: Convert to fraction form
303,946,282.23/419,446,228.19 = 164,717,043.99/x - Step 3: Cross multiply
303,946,282.23x = 419,446,228.19 × 164,717,043.99 - Step 4: Simplify right side
303,946,282.23x = 69,089,942,820,211,808 - Step 5: Solve for x
x = 69,089,942,820,211,808/303,946,282.23 - Step 6: Final answer
x = 227,309,715.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.