Finding the Fourth Proportional to 144,430,859.98, 199,314,586.76 and 82,552,527.14
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Solution
The fourth proportional to 144,430,859.98, 199,314,586.76 and 82,552,527.14 is: 113,922,487.45
Step by Step Solution
- Step 1: Write the proportion equation
144,430,859.98 : 199,314,586.76 = 82,552,527.14 : x - Step 2: Convert to fraction form
144,430,859.98/199,314,586.76 = 82,552,527.14/x - Step 3: Cross multiply
144,430,859.98x = 199,314,586.76 × 82,552,527.14 - Step 4: Simplify right side
144,430,859.98x = 16,453,922,832,902,784 - Step 5: Solve for x
x = 16,453,922,832,902,784/144,430,859.98 - Step 6: Final answer
x = 113,922,487.45
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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.