Finding the Fourth Proportional to 419,453,584.23, 629,361,813.55 and 225,137,995.14
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Solution
The fourth proportional to 419,453,584.23, 629,361,813.55 and 225,137,995.14 is: 337,804,377.52
Step by Step Solution
- Step 1: Write the proportion equation
419,453,584.23 : 629,361,813.55 = 225,137,995.14 : x - Step 2: Convert to fraction form
419,453,584.23/629,361,813.55 = 225,137,995.14/x - Step 3: Cross multiply
419,453,584.23x = 629,361,813.55 × 225,137,995.14 - Step 4: Simplify right side
419,453,584.23x = 141,693,256,920,321,472 - Step 5: Solve for x
x = 141,693,256,920,321,472/419,453,584.23 - Step 6: Final answer
x = 337,804,377.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.