Finding the Fourth Proportional to 2,647,232,573.15, 3,653,063,110.50 and 1,517,392,351.79
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Solution
The fourth proportional to 2,647,232,573.15, 3,653,063,110.50 and 1,517,392,351.79 is: 2,093,933,899.39
Step by Step Solution
- Step 1: Write the proportion equation
2,647,232,573.15 : 3,653,063,110.50 = 1,517,392,351.79 : x - Step 2: Convert to fraction form
2,647,232,573.15/3,653,063,110.50 = 1,517,392,351.79/x - Step 3: Cross multiply
2,647,232,573.15x = 3,653,063,110.50 × 1,517,392,351.79 - Step 4: Simplify right side
2,647,232,573.15x = 5,543,130,024,470,142,976 - Step 5: Solve for x
x = 5,543,130,024,470,142,976/2,647,232,573.15 - Step 6: Final answer
x = 2,093,933,899.39
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1.5x scale
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.