Finding the Third Proportional to 76,420,251 and 161,466,102
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Solution
The third proportional to 76,420,251 and 161,466,102 is: 341,156,980.69
Step by Step Solution
- Step 1: Write the proportion equation
76,420,251 : 161,466,102 = 161,466,102 : x - Step 2: Convert to fraction form
76,420,251/161,466,102 = 161,466,102/x - Step 3: Cross multiply
76,420,251x = 161,466,102 × 161,466,102 - Step 4: Simplify right side
76,420,251x = 26,071,302,095,074,404 - Step 5: Solve for x
x = 26,071,302,095,074,404/76,420,251 - Step 6: Final answer
x = 341,156,980.69
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Why These Related Problems?
These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.