Finding the Third Proportional to 51,164,366 and 78,722,689
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Solution
The third proportional to 51,164,366 and 78,722,689 is: 121,124,568.68
Step by Step Solution
- Step 1: Write the proportion equation
51,164,366 : 78,722,689 = 78,722,689 : x - Step 2: Convert to fraction form
51,164,366/78,722,689 = 78,722,689/x - Step 3: Cross multiply
51,164,366x = 78,722,689 × 78,722,689 - Step 4: Simplify right side
51,164,366x = 6,197,261,763,390,721 - Step 5: Solve for x
x = 6,197,261,763,390,721/51,164,366 - Step 6: Final answer
x = 121,124,568.68
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.