Finding the Fourth Proportional to 140,858,552.96, 194,313,261.12 and 91,994,583.68
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Solution
The fourth proportional to 140,858,552.96, 194,313,261.12 and 91,994,583.68 is: 126,905,801.49
Step by Step Solution
- Step 1: Write the proportion equation
140,858,552.96 : 194,313,261.12 = 91,994,583.68 : x - Step 2: Convert to fraction form
140,858,552.96/194,313,261.12 = 91,994,583.68/x - Step 3: Cross multiply
140,858,552.96x = 194,313,261.12 × 91,994,583.68 - Step 4: Simplify right side
140,858,552.96x = 17,875,767,560,237,532 - Step 5: Solve for x
x = 17,875,767,560,237,532/140,858,552.96 - Step 6: Final answer
x = 126,905,801.49
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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.