Finding the Fourth Proportional to 84,943,301.43, 117,275,611.91 and 58,165,441.98
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Solution
The fourth proportional to 84,943,301.43, 117,275,611.91 and 58,165,441.98 is: 80,305,188.10
Step by Step Solution
- Step 1: Write the proportion equation
84,943,301.43 : 117,275,611.91 = 58,165,441.98 : x - Step 2: Convert to fraction form
84,943,301.43/117,275,611.91 = 58,165,441.98/x - Step 3: Cross multiply
84,943,301.43x = 117,275,611.91 × 58,165,441.98 - Step 4: Simplify right side
84,943,301.43x = 6,821,387,799,816,963 - Step 5: Solve for x
x = 6,821,387,799,816,963/84,943,301.43 - Step 6: Final answer
x = 80,305,188.10
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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.