Finding the Third Proportional to 169,021,810 and 370,446,212
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Solution
The third proportional to 169,021,810 and 370,446,212 is: 811,909,397.88
Step by Step Solution
- Step 1: Write the proportion equation
169,021,810 : 370,446,212 = 370,446,212 : x - Step 2: Convert to fraction form
169,021,810/370,446,212 = 370,446,212/x - Step 3: Cross multiply
169,021,810x = 370,446,212 × 370,446,212 - Step 4: Simplify right side
169,021,810x = 137,230,395,985,148,944 - Step 5: Solve for x
x = 137,230,395,985,148,944/169,021,810 - Step 6: Final answer
x = 811,909,397.88
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.