Finding the Third Proportional to 74,313,268 and 155,402,400
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Solution
The third proportional to 74,313,268 and 155,402,400 is: 324,974,349.48
Step by Step Solution
- Step 1: Write the proportion equation
74,313,268 : 155,402,400 = 155,402,400 : x - Step 2: Convert to fraction form
74,313,268/155,402,400 = 155,402,400/x - Step 3: Cross multiply
74,313,268x = 155,402,400 × 155,402,400 - Step 4: Simplify right side
74,313,268x = 24,149,905,925,760,000 - Step 5: Solve for x
x = 24,149,905,925,760,000/74,313,268 - Step 6: Final answer
x = 324,974,349.48
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Why These Related Problems?
These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.