Finding the Third Proportional to 143,119,345.97 and 311,581,552.55
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Solution
The third proportional to 143,119,345.97 and 311,581,552.55 is: 678,336,413.78
Step by Step Solution
- Step 1: Write the proportion equation
143,119,345.97 : 311,581,552.55 = 311,581,552.55 : x - Step 2: Convert to fraction form
143,119,345.97/311,581,552.55 = 311,581,552.55/x - Step 3: Cross multiply
143,119,345.97x = 311,581,552.55 × 311,581,552.55 - Step 4: Simplify right side
143,119,345.97x = 97,083,063,891,175,872 - Step 5: Solve for x
x = 97,083,063,891,175,872/143,119,345.97 - Step 6: Final answer
x = 678,336,413.78
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.