Finding the Third Proportional to 72,727,026 and 161,597,460
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Solution
The third proportional to 72,727,026 and 161,597,460 is: 359,065,130.46
Step by Step Solution
- Step 1: Write the proportion equation
72,727,026 : 161,597,460 = 161,597,460 : x - Step 2: Convert to fraction form
72,727,026/161,597,460 = 161,597,460/x - Step 3: Cross multiply
72,727,026x = 161,597,460 × 161,597,460 - Step 4: Simplify right side
72,727,026x = 26,113,739,078,451,600 - Step 5: Solve for x
x = 26,113,739,078,451,600/72,727,026 - Step 6: Final answer
x = 359,065,130.46
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Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.