Finding the Third Proportional to 75,248,613 and 115,121,911
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Solution
The third proportional to 75,248,613 and 115,121,911 is: 176,123,570.44
Step by Step Solution
- Step 1: Write the proportion equation
75,248,613 : 115,121,911 = 115,121,911 : x - Step 2: Convert to fraction form
75,248,613/115,121,911 = 115,121,911/x - Step 3: Cross multiply
75,248,613x = 115,121,911 × 115,121,911 - Step 4: Simplify right side
75,248,613x = 13,253,054,392,291,920 - Step 5: Solve for x
x = 13,253,054,392,291,920/75,248,613 - Step 6: Final answer
x = 176,123,570.44
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.