Finding the Third Proportional to 129,206,034 and 198,598,587
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Solution
The third proportional to 129,206,034 and 198,598,587 is: 305,259,727.72
Step by Step Solution
- Step 1: Write the proportion equation
129,206,034 : 198,598,587 = 198,598,587 : x - Step 2: Convert to fraction form
129,206,034/198,598,587 = 198,598,587/x - Step 3: Cross multiply
129,206,034x = 198,598,587 × 198,598,587 - Step 4: Simplify right side
129,206,034x = 39,441,398,758,396,568 - Step 5: Solve for x
x = 39,441,398,758,396,568/129,206,034 - Step 6: Final answer
x = 305,259,727.72
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.