Finding the Third Proportional to 155,212,193.25 and 243,482,469.75
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Solution
The third proportional to 155,212,193.25 and 243,482,469.75 is: 381,952,679.32
Step by Step Solution
- Step 1: Write the proportion equation
155,212,193.25 : 243,482,469.75 = 243,482,469.75 : x - Step 2: Convert to fraction form
155,212,193.25/243,482,469.75 = 243,482,469.75/x - Step 3: Cross multiply
155,212,193.25x = 243,482,469.75 × 243,482,469.75 - Step 4: Simplify right side
155,212,193.25x = 59,283,713,075,559,664 - Step 5: Solve for x
x = 59,283,713,075,559,664/155,212,193.25 - Step 6: Final answer
x = 381,952,679.32
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Why These Related Problems?
These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.