Finding the Third Proportional to 149,302,872 and 213,503,364
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Solution
The third proportional to 149,302,872 and 213,503,364 is: 305,310,178.09
Step by Step Solution
- Step 1: Write the proportion equation
149,302,872 : 213,503,364 = 213,503,364 : x - Step 2: Convert to fraction form
149,302,872/213,503,364 = 213,503,364/x - Step 3: Cross multiply
149,302,872x = 213,503,364 × 213,503,364 - Step 4: Simplify right side
149,302,872x = 45,583,686,439,316,496 - Step 5: Solve for x
x = 45,583,686,439,316,496/149,302,872 - Step 6: Final answer
x = 305,310,178.09
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.