Finding the Third Proportional to 76,997,052 and 171,209,442
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Solution
The third proportional to 76,997,052 and 171,209,442 is: 380,698,640.64
Step by Step Solution
- Step 1: Write the proportion equation
76,997,052 : 171,209,442 = 171,209,442 : x - Step 2: Convert to fraction form
76,997,052/171,209,442 = 171,209,442/x - Step 3: Cross multiply
76,997,052x = 171,209,442 × 171,209,442 - Step 4: Simplify right side
76,997,052x = 29,312,673,029,951,364 - Step 5: Solve for x
x = 29,312,673,029,951,364/76,997,052 - Step 6: Final answer
x = 380,698,640.64
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These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.