Finding the Fourth Proportional to 194,874,251.40, 268,926,460.92 and 106,771,586.94
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Solution
The fourth proportional to 194,874,251.40, 268,926,460.92 and 106,771,586.94 is: 147,344,786.68
Step by Step Solution
- Step 1: Write the proportion equation
194,874,251.40 : 268,926,460.92 = 106,771,586.94 : x - Step 2: Convert to fraction form
194,874,251.40/268,926,460.92 = 106,771,586.94/x - Step 3: Cross multiply
194,874,251.40x = 268,926,460.92 × 106,771,586.94 - Step 4: Simplify right side
194,874,251.40x = 28,713,705,002,586,292 - Step 5: Solve for x
x = 28,713,705,002,586,292/194,874,251.40 - Step 6: Final answer
x = 147,344,786.68
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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.