Finding the Fourth Proportional to 1,955,616,643.80, 2,933,424,965.70 and 1,496,451,619.80
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Solution
The fourth proportional to 1,955,616,643.80, 2,933,424,965.70 and 1,496,451,619.80 is: 2,244,677,429.70
Step by Step Solution
- Step 1: Write the proportion equation
1,955,616,643.80 : 2,933,424,965.70 = 1,496,451,619.80 : x - Step 2: Convert to fraction form
1,955,616,643.80/2,933,424,965.70 = 1,496,451,619.80/x - Step 3: Cross multiply
1,955,616,643.80x = 2,933,424,965.70 × 1,496,451,619.80 - Step 4: Simplify right side
1,955,616,643.80x = 4,389,728,541,483,524,096 - Step 5: Solve for x
x = 4,389,728,541,483,524,096/1,955,616,643.80 - Step 6: Final answer
x = 2,244,677,429.70
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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.