Finding the Fourth Proportional to 306,765,334.68, 423,346,608.34 and 181,424,974.84
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Solution
The fourth proportional to 306,765,334.68, 423,346,608.34 and 181,424,974.84 is: 250,372,643.46
Step by Step Solution
- Step 1: Write the proportion equation
306,765,334.68 : 423,346,608.34 = 181,424,974.84 : x - Step 2: Convert to fraction form
306,765,334.68/423,346,608.34 = 181,424,974.84/x - Step 3: Cross multiply
306,765,334.68x = 423,346,608.34 × 181,424,974.84 - Step 4: Simplify right side
306,765,334.68x = 76,805,647,766,683,824 - Step 5: Solve for x
x = 76,805,647,766,683,824/306,765,334.68 - Step 6: Final answer
x = 250,372,643.46
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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.