Finding the Fourth Proportional to 80,259,997.92, 110,759,364 and 43,590,568.92
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Solution
The fourth proportional to 80,259,997.92, 110,759,364 and 43,590,568.92 is: 60,155,292.99
Step by Step Solution
- Step 1: Write the proportion equation
80,259,997.92 : 110,759,364 = 43,590,568.92 : x - Step 2: Convert to fraction form
80,259,997.92/110,759,364 = 43,590,568.92/x - Step 3: Cross multiply
80,259,997.92x = 110,759,364 × 43,590,568.92 - Step 4: Simplify right side
80,259,997.92x = 4,828,063,689,977,367 - Step 5: Solve for x
x = 4,828,063,689,977,367/80,259,997.92 - Step 6: Final answer
x = 60,155,292.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.