Finding the Third Proportional to 143,939,198 and 313,435,516
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Solution
The third proportional to 143,939,198 and 313,435,516 is: 682,523,065.68
Step by Step Solution
- Step 1: Write the proportion equation
143,939,198 : 313,435,516 = 313,435,516 : x - Step 2: Convert to fraction form
143,939,198/313,435,516 = 313,435,516/x - Step 3: Cross multiply
143,939,198x = 313,435,516 × 313,435,516 - Step 4: Simplify right side
143,939,198x = 98,241,822,690,186,256 - Step 5: Solve for x
x = 98,241,822,690,186,256/143,939,198 - Step 6: Final answer
x = 682,523,065.68
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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.