Finding the Fourth Proportional to 299,537,754.37, 413,354,168.82 and 167,379,836.84
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Solution
The fourth proportional to 299,537,754.37, 413,354,168.82 and 167,379,836.84 is: 230,979,742.37
Step by Step Solution
- Step 1: Write the proportion equation
299,537,754.37 : 413,354,168.82 = 167,379,836.84 : x - Step 2: Convert to fraction form
299,537,754.37/413,354,168.82 = 167,379,836.84/x - Step 3: Cross multiply
299,537,754.37x = 413,354,168.82 × 167,379,836.84 - Step 4: Simplify right side
299,537,754.37x = 69,187,153,333,708,720 - Step 5: Solve for x
x = 69,187,153,333,708,720/299,537,754.37 - Step 6: Final answer
x = 230,979,742.37
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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.