Finding the Fourth Proportional to 55,097,531.66, 76,032,310.44 and 29,979,744.66
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Solution
The fourth proportional to 55,097,531.66, 76,032,310.44 and 29,979,744.66 is: 41,370,805.27
Step by Step Solution
- Step 1: Write the proportion equation
55,097,531.66 : 76,032,310.44 = 29,979,744.66 : x - Step 2: Convert to fraction form
55,097,531.66/76,032,310.44 = 29,979,744.66/x - Step 3: Cross multiply
55,097,531.66x = 76,032,310.44 × 29,979,744.66 - Step 4: Simplify right side
55,097,531.66x = 2,279,429,252,901,052 - Step 5: Solve for x
x = 2,279,429,252,901,052/55,097,531.66 - Step 6: Final answer
x = 41,370,805.27
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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.