Finding the Third Proportional to 203,621,551 and 431,675,840
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Solution
The third proportional to 203,621,551 and 431,675,840 is: 915,148,862.80
Step by Step Solution
- Step 1: Write the proportion equation
203,621,551 : 431,675,840 = 431,675,840 : x - Step 2: Convert to fraction form
203,621,551/431,675,840 = 431,675,840/x - Step 3: Cross multiply
203,621,551x = 431,675,840 × 431,675,840 - Step 4: Simplify right side
203,621,551x = 186,344,030,839,705,600 - Step 5: Solve for x
x = 186,344,030,839,705,600/203,621,551 - Step 6: Final answer
x = 915,148,862.80
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.