Finding the Third Proportional to 132,989,478,117.75 and 198,612,748,821.75
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Solution
The third proportional to 132,989,478,117.75 and 198,612,748,821.75 is: 296,617,631,355.80
Step by Step Solution
- Step 1: Write the proportion equation
132,989,478,117.75 : 198,612,748,821.75 = 198,612,748,821.75 : x - Step 2: Convert to fraction form
132,989,478,117.75/198,612,748,821.75 = 198,612,748,821.75/x - Step 3: Cross multiply
132,989,478,117.75x = 198,612,748,821.75 × 198,612,748,821.75 - Step 4: Simplify right side
132,989,478,117.75x = 39,447,023,994,531,557,146,624 - Step 5: Solve for x
x = 39,447,023,994,531,557,146,624/132,989,478,117.75 - Step 6: Final answer
x = 296,617,631,355.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.