Finding the Fourth Proportional to 113,324,205.80, 169,986,308.70 and 110,804,781.80
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Solution
The fourth proportional to 113,324,205.80, 169,986,308.70 and 110,804,781.80 is: 166,207,172.70
Step by Step Solution
- Step 1: Write the proportion equation
113,324,205.80 : 169,986,308.70 = 110,804,781.80 : x - Step 2: Convert to fraction form
113,324,205.80/169,986,308.70 = 110,804,781.80/x - Step 3: Cross multiply
113,324,205.80x = 169,986,308.70 × 110,804,781.80 - Step 4: Simplify right side
113,324,205.80x = 18,835,295,844,490,940 - Step 5: Solve for x
x = 18,835,295,844,490,940/113,324,205.80 - Step 6: Final answer
x = 166,207,172.70
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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.