Finding the Fourth Proportional to 176,192,031.80, 264,288,047.70 and 164,854,623.80
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Solution
The fourth proportional to 176,192,031.80, 264,288,047.70 and 164,854,623.80 is: 247,281,935.70
Step by Step Solution
- Step 1: Write the proportion equation
176,192,031.80 : 264,288,047.70 = 164,854,623.80 : x - Step 2: Convert to fraction form
176,192,031.80/264,288,047.70 = 164,854,623.80/x - Step 3: Cross multiply
176,192,031.80x = 264,288,047.70 × 164,854,623.80 - Step 4: Simplify right side
176,192,031.80x = 43,569,106,678,419,960 - Step 5: Solve for x
x = 43,569,106,678,419,960/176,192,031.80 - Step 6: Final answer
x = 247,281,935.70
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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.