Finding the Third Proportional to 129,975,383 and 201,904,613
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Solution
The third proportional to 129,975,383 and 201,904,613 is: 313,639,950.96
Step by Step Solution
- Step 1: Write the proportion equation
129,975,383 : 201,904,613 = 201,904,613 : x - Step 2: Convert to fraction form
129,975,383/201,904,613 = 201,904,613/x - Step 3: Cross multiply
129,975,383x = 201,904,613 × 201,904,613 - Step 4: Simplify right side
129,975,383x = 40,765,472,750,679,768 - Step 5: Solve for x
x = 40,765,472,750,679,768/129,975,383 - Step 6: Final answer
x = 313,639,950.96
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.