Finding the Fourth Proportional to 5,239,811,937,997.50, 7,859,878,027,608 and 1,797,660,331,982.60
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Solution
The fourth proportional to 5,239,811,937,997.50, 7,859,878,027,608 and 1,797,660,331,982.60 is: 2,696,545,431,714.94
Step by Step Solution
- Step 1: Write the proportion equation
5,239,811,937,997.50 : 7,859,878,027,608 = 1,797,660,331,982.60 : x - Step 2: Convert to fraction form
5,239,811,937,997.50/7,859,878,027,608 = 1,797,660,331,982.60/x - Step 3: Cross multiply
5,239,811,937,997.50x = 7,859,878,027,608 × 1,797,660,331,982.60 - Step 4: Simplify right side
5,239,811,937,997.50x = 14,129,390,944,452,540,924,690,432 - Step 5: Solve for x
x = 14,129,390,944,452,540,924,690,432/5,239,811,937,997.50 - Step 6: Final answer
x = 2,696,545,431,714.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.