Finding the Fourth Proportional to 504,453,901.45, 756,680,852.18 and 296,979,335.05
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Solution
The fourth proportional to 504,453,901.45, 756,680,852.18 and 296,979,335.05 is: 445,469,002.58
Step by Step Solution
- Step 1: Write the proportion equation
504,453,901.45 : 756,680,852.18 = 296,979,335.05 : x - Step 2: Convert to fraction form
504,453,901.45/756,680,852.18 = 296,979,335.05/x - Step 3: Cross multiply
504,453,901.45x = 756,680,852.18 × 296,979,335.05 - Step 4: Simplify right side
504,453,901.45x = 224,718,576,323,998,848 - Step 5: Solve for x
x = 224,718,576,323,998,848/504,453,901.45 - Step 6: Final answer
x = 445,469,002.58
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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.