Finding the Fourth Proportional to 364,872,367.29, 547,378,966.88 and 119,162,945.99
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Solution
The fourth proportional to 364,872,367.29, 547,378,966.88 and 119,162,945.99 is: 178,767,415.98
Step by Step Solution
- Step 1: Write the proportion equation
364,872,367.29 : 547,378,966.88 = 119,162,945.99 : x - Step 2: Convert to fraction form
364,872,367.29/547,378,966.88 = 119,162,945.99/x - Step 3: Cross multiply
364,872,367.29x = 547,378,966.88 × 119,162,945.99 - Step 4: Simplify right side
364,872,367.29x = 65,227,290,263,050,728 - Step 5: Solve for x
x = 65,227,290,263,050,728/364,872,367.29 - Step 6: Final answer
x = 178,767,415.98
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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.