Finding the Third Proportional to 81,190,410 and 125,909,811
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Solution
The third proportional to 81,190,410 and 125,909,811 is: 195,260,505.59
Step by Step Solution
- Step 1: Write the proportion equation
81,190,410 : 125,909,811 = 125,909,811 : x - Step 2: Convert to fraction form
81,190,410/125,909,811 = 125,909,811/x - Step 3: Cross multiply
81,190,410x = 125,909,811 × 125,909,811 - Step 4: Simplify right side
81,190,410x = 15,853,280,506,055,720 - Step 5: Solve for x
x = 15,853,280,506,055,720/81,190,410 - Step 6: Final answer
x = 195,260,505.59
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.