Finding the Third Proportional to 81,840,579 and 176,445,318
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Solution
The third proportional to 81,840,579 and 176,445,318 is: 380,409,701.70
Step by Step Solution
- Step 1: Write the proportion equation
81,840,579 : 176,445,318 = 176,445,318 : x - Step 2: Convert to fraction form
81,840,579/176,445,318 = 176,445,318/x - Step 3: Cross multiply
81,840,579x = 176,445,318 × 176,445,318 - Step 4: Simplify right side
81,840,579x = 31,132,950,244,121,124 - Step 5: Solve for x
x = 31,132,950,244,121,124/81,840,579 - Step 6: Final answer
x = 380,409,701.70
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.