Finding the Fourth Proportional to 2,718,036,220.58, 4,077,059,060.20 and 852,825,057.62
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Solution
The fourth proportional to 2,718,036,220.58, 4,077,059,060.20 and 852,825,057.62 is: 1,279,239,070.33
Step by Step Solution
- Step 1: Write the proportion equation
2,718,036,220.58 : 4,077,059,060.20 = 852,825,057.62 : x - Step 2: Convert to fraction form
2,718,036,220.58/4,077,059,060.20 = 852,825,057.62/x - Step 3: Cross multiply
2,718,036,220.58x = 4,077,059,060.20 × 852,825,057.62 - Step 4: Simplify right side
2,718,036,220.58x = 3,477,018,127,935,207,936 - Step 5: Solve for x
x = 3,477,018,127,935,207,936/2,718,036,220.58 - Step 6: Final answer
x = 1,279,239,070.33
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1.5x scale
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.