Finding the Fourth Proportional to 4,786,812,091.91, 7,174,505,606.36 and 2,227,901,295.70
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Solution
The fourth proportional to 4,786,812,091.91, 7,174,505,606.36 and 2,227,901,295.70 is: 3,339,193,189.43
Step by Step Solution
- Step 1: Write the proportion equation
4,786,812,091.91 : 7,174,505,606.36 = 2,227,901,295.70 : x - Step 2: Convert to fraction form
4,786,812,091.91/7,174,505,606.36 = 2,227,901,295.70/x - Step 3: Cross multiply
4,786,812,091.91x = 7,174,505,606.36 × 2,227,901,295.70 - Step 4: Simplify right side
4,786,812,091.91x = 15,984,090,336,414,545,920 - Step 5: Solve for x
x = 15,984,090,336,414,545,920/4,786,812,091.91 - Step 6: Final answer
x = 3,339,193,189.43
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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.