Finding the Fourth Proportional to 98,784,755.97, 148,119,697.26 and 37,378,658.27
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Solution
The fourth proportional to 98,784,755.97, 148,119,697.26 and 37,378,658.27 is: 56,046,254.22
Step by Step Solution
- Step 1: Write the proportion equation
98,784,755.97 : 148,119,697.26 = 37,378,658.27 : x - Step 2: Convert to fraction form
98,784,755.97/148,119,697.26 = 37,378,658.27/x - Step 3: Cross multiply
98,784,755.97x = 148,119,697.26 × 37,378,658.27 - Step 4: Simplify right side
98,784,755.97x = 5,536,515,546,196,797 - Step 5: Solve for x
x = 5,536,515,546,196,797/98,784,755.97 - Step 6: Final answer
x = 56,046,254.22
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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.