Finding the Third Proportional to 199,623,685.50 and 436,815,657
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Solution
The third proportional to 199,623,685.50 and 436,815,657 is: 955,838,069.63
Step by Step Solution
- Step 1: Write the proportion equation
199,623,685.50 : 436,815,657 = 436,815,657 : x - Step 2: Convert to fraction form
199,623,685.50/436,815,657 = 436,815,657/x - Step 3: Cross multiply
199,623,685.50x = 436,815,657 × 436,815,657 - Step 4: Simplify right side
199,623,685.50x = 190,807,918,200,341,664 - Step 5: Solve for x
x = 190,807,918,200,341,664/199,623,685.50 - Step 6: Final answer
x = 955,838,069.63
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.