Finding the Fourth Proportional to 2,415,176,713.80, 3,620,851,883.10 and 1,324,659,781.80
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Solution
The fourth proportional to 2,415,176,713.80, 3,620,851,883.10 and 1,324,659,781.80 is: 1,985,940,340.51
Step by Step Solution
- Step 1: Write the proportion equation
2,415,176,713.80 : 3,620,851,883.10 = 1,324,659,781.80 : x - Step 2: Convert to fraction form
2,415,176,713.80/3,620,851,883.10 = 1,324,659,781.80/x - Step 3: Cross multiply
2,415,176,713.80x = 3,620,851,883.10 × 1,324,659,781.80 - Step 4: Simplify right side
2,415,176,713.80x = 4,796,396,865,397,364,736 - Step 5: Solve for x
x = 4,796,396,865,397,364,736/2,415,176,713.80 - Step 6: Final answer
x = 1,985,940,340.51
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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.