Finding the Third Proportional to 99,190,663 and 213,580,814
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Solution
The third proportional to 99,190,663 and 213,580,814 is: 459,889,698.58
Step by Step Solution
- Step 1: Write the proportion equation
99,190,663 : 213,580,814 = 213,580,814 : x - Step 2: Convert to fraction form
99,190,663/213,580,814 = 213,580,814/x - Step 3: Cross multiply
99,190,663x = 213,580,814 × 213,580,814 - Step 4: Simplify right side
99,190,663x = 45,616,764,108,902,592 - Step 5: Solve for x
x = 45,616,764,108,902,592/99,190,663 - Step 6: Final answer
x = 459,889,698.58
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.