Finding the Fourth Proportional to 216,963,682.98, 299,412,080.01 and 117,846,366
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Solution
The fourth proportional to 216,963,682.98, 299,412,080.01 and 117,846,366 is: 162,629,178.68
Step by Step Solution
- Step 1: Write the proportion equation
216,963,682.98 : 299,412,080.01 = 117,846,366 : x - Step 2: Convert to fraction form
216,963,682.98/299,412,080.01 = 117,846,366/x - Step 3: Cross multiply
216,963,682.98x = 299,412,080.01 × 117,846,366 - Step 4: Simplify right side
216,963,682.98x = 35,284,625,565,679,744 - Step 5: Solve for x
x = 35,284,625,565,679,744/216,963,682.98 - Step 6: Final answer
x = 162,629,178.68
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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.