Finding the Fourth Proportional to 79,623,818.72, 119,453,821.44 and 24,296,603.08
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Solution
The fourth proportional to 79,623,818.72, 119,453,821.44 and 24,296,603.08 is: 36,450,425.67
Step by Step Solution
- Step 1: Write the proportion equation
79,623,818.72 : 119,453,821.44 = 24,296,603.08 : x - Step 2: Convert to fraction form
79,623,818.72/119,453,821.44 = 24,296,603.08/x - Step 3: Cross multiply
79,623,818.72x = 119,453,821.44 × 24,296,603.08 - Step 4: Simplify right side
79,623,818.72x = 2,902,322,085,916,874 - Step 5: Solve for x
x = 2,902,322,085,916,874/79,623,818.72 - Step 6: Final answer
x = 36,450,425.67
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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.