Finding the Third Proportional to 55,663,911 and 121,207,770
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Solution
The third proportional to 55,663,911 and 121,207,770 is: 263,929,056.45
Step by Step Solution
- Step 1: Write the proportion equation
55,663,911 : 121,207,770 = 121,207,770 : x - Step 2: Convert to fraction form
55,663,911/121,207,770 = 121,207,770/x - Step 3: Cross multiply
55,663,911x = 121,207,770 × 121,207,770 - Step 4: Simplify right side
55,663,911x = 14,691,323,508,372,900 - Step 5: Solve for x
x = 14,691,323,508,372,900/55,663,911 - Step 6: Final answer
x = 263,929,056.45
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.