Finding the Fourth Proportional to 3,063,136,220.73, 4,227,070,571.26 and 1,873,617,809.14
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Solution
The fourth proportional to 3,063,136,220.73, 4,227,070,571.26 and 1,873,617,809.14 is: 2,585,557,458.79
Step by Step Solution
- Step 1: Write the proportion equation
3,063,136,220.73 : 4,227,070,571.26 = 1,873,617,809.14 : x - Step 2: Convert to fraction form
3,063,136,220.73/4,227,070,571.26 = 1,873,617,809.14/x - Step 3: Cross multiply
3,063,136,220.73x = 4,227,070,571.26 × 1,873,617,809.14 - Step 4: Simplify right side
3,063,136,220.73x = 7,919,914,702,804,330,496 - Step 5: Solve for x
x = 7,919,914,702,804,330,496/3,063,136,220.73 - Step 6: Final answer
x = 2,585,557,458.79
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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.