Finding the Fourth Proportional to 195,858,319.23, 270,284,076.39 and 107,752,105.80
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Solution
The fourth proportional to 195,858,319.23, 270,284,076.39 and 107,752,105.80 is: 148,697,683.66
Step by Step Solution
- Step 1: Write the proportion equation
195,858,319.23 : 270,284,076.39 = 107,752,105.80 : x - Step 2: Convert to fraction form
195,858,319.23/270,284,076.39 = 107,752,105.80/x - Step 3: Cross multiply
195,858,319.23x = 270,284,076.39 × 107,752,105.80 - Step 4: Simplify right side
195,858,319.23x = 29,123,678,395,230,560 - Step 5: Solve for x
x = 29,123,678,395,230,560/195,858,319.23 - Step 6: Final answer
x = 148,697,683.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.