Finding the Fourth Proportional to 466,106,864.80, 699,440,233.20 and 193,449,200.80
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Solution
The fourth proportional to 466,106,864.80, 699,440,233.20 and 193,449,200.80 is: 290,289,983.56
Step by Step Solution
- Step 1: Write the proportion equation
466,106,864.80 : 699,440,233.20 = 193,449,200.80 : x - Step 2: Convert to fraction form
466,106,864.80/699,440,233.20 = 193,449,200.80/x - Step 3: Cross multiply
466,106,864.80x = 699,440,233.20 × 193,449,200.80 - Step 4: Simplify right side
466,106,864.80x = 135,306,154,119,905,648 - Step 5: Solve for x
x = 135,306,154,119,905,648/466,106,864.80 - Step 6: Final answer
x = 290,289,983.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.