Finding the Fourth Proportional to 146,138,770.62, 218,974,977.99 and 107,096,277.15
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Solution
The fourth proportional to 146,138,770.62, 218,974,977.99 and 107,096,277.15 is: 160,473,533.70
Step by Step Solution
- Step 1: Write the proportion equation
146,138,770.62 : 218,974,977.99 = 107,096,277.15 : x - Step 2: Convert to fraction form
146,138,770.62/218,974,977.99 = 107,096,277.15/x - Step 3: Cross multiply
146,138,770.62x = 218,974,977.99 × 107,096,277.15 - Step 4: Simplify right side
146,138,770.62x = 23,451,404,931,732,192 - Step 5: Solve for x
x = 23,451,404,931,732,192/146,138,770.62 - Step 6: Final answer
x = 160,473,533.70
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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.