Finding the Fourth Proportional to 1,586,451,651.40, 2,379,677,477.10 and 965,665,577.80
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Solution
The fourth proportional to 1,586,451,651.40, 2,379,677,477.10 and 965,665,577.80 is: 1,448,498,366.70
Step by Step Solution
- Step 1: Write the proportion equation
1,586,451,651.40 : 2,379,677,477.10 = 965,665,577.80 : x - Step 2: Convert to fraction form
1,586,451,651.40/2,379,677,477.10 = 965,665,577.80/x - Step 3: Cross multiply
1,586,451,651.40x = 2,379,677,477.10 × 965,665,577.80 - Step 4: Simplify right side
1,586,451,651.40x = 2,297,972,625,901,417,472 - Step 5: Solve for x
x = 2,297,972,625,901,417,472/1,586,451,651.40 - Step 6: Final answer
x = 1,448,498,366.70
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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.