Finding the Fourth Proportional to 75,763,821.22, 113,662,566.87 and 35,352,260.26
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Solution
The fourth proportional to 75,763,821.22, 113,662,566.87 and 35,352,260.26 is: 53,036,245.81
Step by Step Solution
- Step 1: Write the proportion equation
75,763,821.22 : 113,662,566.87 = 35,352,260.26 : x - Step 2: Convert to fraction form
75,763,821.22/113,662,566.87 = 35,352,260.26/x - Step 3: Cross multiply
75,763,821.22x = 113,662,566.87 × 35,352,260.26 - Step 4: Simplify right side
75,763,821.22x = 4,018,228,645,807,893.50 - Step 5: Solve for x
x = 4,018,228,645,807,893.50/75,763,821.22 - Step 6: Final answer
x = 53,036,245.81
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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.