Finding the Fourth Proportional to 2,192,206,239.60, 3,288,309,359.40 and 1,029,944,772.60
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Solution
The fourth proportional to 2,192,206,239.60, 3,288,309,359.40 and 1,029,944,772.60 is: 1,544,917,158.90
Step by Step Solution
- Step 1: Write the proportion equation
2,192,206,239.60 : 3,288,309,359.40 = 1,029,944,772.60 : x - Step 2: Convert to fraction form
2,192,206,239.60/3,288,309,359.40 = 1,029,944,772.60/x - Step 3: Cross multiply
2,192,206,239.60x = 3,288,309,359.40 × 1,029,944,772.60 - Step 4: Simplify right side
2,192,206,239.60x = 3,386,777,035,405,684,736 - Step 5: Solve for x
x = 3,386,777,035,405,684,736/2,192,206,239.60 - Step 6: Final answer
x = 1,544,917,158.90
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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.