Finding the Fourth Proportional to 610,412,861,304.45, 915,619,291,956.67 and 252,145,764,101.70
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Solution
The fourth proportional to 610,412,861,304.45, 915,619,291,956.67 and 252,145,764,101.70 is: 378,218,646,152.55
Step by Step Solution
- Step 1: Write the proportion equation
610,412,861,304.45 : 915,619,291,956.67 = 252,145,764,101.70 : x - Step 2: Convert to fraction form
610,412,861,304.45/915,619,291,956.67 = 252,145,764,101.70/x - Step 3: Cross multiply
610,412,861,304.45x = 915,619,291,956.67 × 252,145,764,101.70 - Step 4: Simplify right side
610,412,861,304.45x = 230,869,525,996,672,104,005,632 - Step 5: Solve for x
x = 230,869,525,996,672,104,005,632/610,412,861,304.45 - Step 6: Final answer
x = 378,218,646,152.55
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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.