Finding the Third Proportional to 83,547,720 and 121,685,868
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Solution
The third proportional to 83,547,720 and 121,685,868 is: 177,233,447.79
Step by Step Solution
- Step 1: Write the proportion equation
83,547,720 : 121,685,868 = 121,685,868 : x - Step 2: Convert to fraction form
83,547,720/121,685,868 = 121,685,868/x - Step 3: Cross multiply
83,547,720x = 121,685,868 × 121,685,868 - Step 4: Simplify right side
83,547,720x = 14,807,450,470,913,424 - Step 5: Solve for x
x = 14,807,450,470,913,424/83,547,720 - Step 6: Final answer
x = 177,233,447.79
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.