Finding the Third Proportional to 76,565,291 and 117,686,393
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Solution
The third proportional to 76,565,291 and 117,686,393 is: 180,892,502.55
Step by Step Solution
- Step 1: Write the proportion equation
76,565,291 : 117,686,393 = 117,686,393 : x - Step 2: Convert to fraction form
76,565,291/117,686,393 = 117,686,393/x - Step 3: Cross multiply
76,565,291x = 117,686,393 × 117,686,393 - Step 4: Simplify right side
76,565,291x = 13,850,087,097,350,448 - Step 5: Solve for x
x = 13,850,087,097,350,448/76,565,291 - Step 6: Final answer
x = 180,892,502.55
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.