Finding the Third Proportional to 207,316,720 and 479,950,911
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Solution
The third proportional to 207,316,720 and 479,950,911 is: 1,111,115,769.97
Step by Step Solution
- Step 1: Write the proportion equation
207,316,720 : 479,950,911 = 479,950,911 : x - Step 2: Convert to fraction form
207,316,720/479,950,911 = 479,950,911/x - Step 3: Cross multiply
207,316,720x = 479,950,911 × 479,950,911 - Step 4: Simplify right side
207,316,720x = 230,352,876,969,729,920 - Step 5: Solve for x
x = 230,352,876,969,729,920/207,316,720 - Step 6: Final answer
x = 1,111,115,769.97
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Why These Related Problems?
These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.