Finding the Third Proportional to 170,369,408 and 278,168,448
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Solution
The third proportional to 170,369,408 and 278,168,448 is: 454,175,936.70
Step by Step Solution
- Step 1: Write the proportion equation
170,369,408 : 278,168,448 = 278,168,448 : x - Step 2: Convert to fraction form
170,369,408/278,168,448 = 278,168,448/x - Step 3: Cross multiply
170,369,408x = 278,168,448 × 278,168,448 - Step 4: Simplify right side
170,369,408x = 77,377,685,462,728,704 - Step 5: Solve for x
x = 77,377,685,462,728,704/170,369,408 - Step 6: Final answer
x = 454,175,936.70
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Why These Related Problems?
These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.