Finding the Third Proportional to 129,206,502 and 198,599,487
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Solution
The third proportional to 129,206,502 and 198,599,487 is: 305,261,388.75
Step by Step Solution
- Step 1: Write the proportion equation
129,206,502 : 198,599,487 = 198,599,487 : x - Step 2: Convert to fraction form
129,206,502/198,599,487 = 198,599,487/x - Step 3: Cross multiply
129,206,502x = 198,599,487 × 198,599,487 - Step 4: Simplify right side
129,206,502x = 39,441,756,236,663,168 - Step 5: Solve for x
x = 39,441,756,236,663,168/129,206,502 - Step 6: Final answer
x = 305,261,388.75
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.