Finding the Third Proportional to 81,163,220 and 125,725,716
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Solution
The third proportional to 81,163,220 and 125,725,716 is: 194,755,157.12
Step by Step Solution
- Step 1: Write the proportion equation
81,163,220 : 125,725,716 = 125,725,716 : x - Step 2: Convert to fraction form
81,163,220/125,725,716 = 125,725,716/x - Step 3: Cross multiply
81,163,220x = 125,725,716 × 125,725,716 - Step 4: Simplify right side
81,163,220x = 15,806,955,663,712,656 - Step 5: Solve for x
x = 15,806,955,663,712,656/81,163,220 - Step 6: Final answer
x = 194,755,157.12
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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.