Finding the Third Proportional to 81,190,412 and 125,909,814
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Solution
The third proportional to 81,190,412 and 125,909,814 is: 195,260,510.09
Step by Step Solution
- Step 1: Write the proportion equation
81,190,412 : 125,909,814 = 125,909,814 : x - Step 2: Convert to fraction form
81,190,412/125,909,814 = 125,909,814/x - Step 3: Cross multiply
81,190,412x = 125,909,814 × 125,909,814 - Step 4: Simplify right side
81,190,412x = 15,853,281,261,514,596 - Step 5: Solve for x
x = 15,853,281,261,514,596/81,190,412 - Step 6: Final answer
x = 195,260,510.09
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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.