Finding the Third Proportional to 178,525,686.38 and 275,747,638.50
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Solution
The third proportional to 178,525,686.38 and 275,747,638.50 is: 425,914,957.57
Step by Step Solution
- Step 1: Write the proportion equation
178,525,686.38 : 275,747,638.50 = 275,747,638.50 : x - Step 2: Convert to fraction form
178,525,686.38/275,747,638.50 = 275,747,638.50/x - Step 3: Cross multiply
178,525,686.38x = 275,747,638.50 × 275,747,638.50 - Step 4: Simplify right side
178,525,686.38x = 76,036,760,138,326,688 - Step 5: Solve for x
x = 76,036,760,138,326,688/178,525,686.38 - Step 6: Final answer
x = 425,914,957.57
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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.