Finding the Fourth Proportional to 125,902,063.20, 188,797,107.60 and 57,765,640.80
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Solution
The fourth proportional to 125,902,063.20, 188,797,107.60 and 57,765,640.80 is: 86,622,773.48
Step by Step Solution
- Step 1: Write the proportion equation
125,902,063.20 : 188,797,107.60 = 57,765,640.80 : x - Step 2: Convert to fraction form
125,902,063.20/188,797,107.60 = 57,765,640.80/x - Step 3: Cross multiply
125,902,063.20x = 188,797,107.60 × 57,765,640.80 - Step 4: Simplify right side
125,902,063.20x = 10,905,985,901,700,550 - Step 5: Solve for x
x = 10,905,985,901,700,550/125,902,063.20 - Step 6: Final answer
x = 86,622,773.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.