Finding the Fourth Proportional to 348,425,414.88, 523,001,315.82 and 154,473,037.08
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Solution
The fourth proportional to 348,425,414.88, 523,001,315.82 and 154,473,037.08 is: 231,870,576.03
Step by Step Solution
- Step 1: Write the proportion equation
348,425,414.88 : 523,001,315.82 = 154,473,037.08 : x - Step 2: Convert to fraction form
348,425,414.88/523,001,315.82 = 154,473,037.08/x - Step 3: Cross multiply
348,425,414.88x = 523,001,315.82 × 154,473,037.08 - Step 4: Simplify right side
348,425,414.88x = 80,789,601,651,551,664 - Step 5: Solve for x
x = 80,789,601,651,551,664/348,425,414.88 - Step 6: Final answer
x = 231,870,576.03
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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.