Finding the Fourth Proportional to 192,994,175.97, 266,334,019.72 and 104,888,178.20
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Solution
The fourth proportional to 192,994,175.97, 266,334,019.72 and 104,888,178.20 is: 144,746,803.79
Step by Step Solution
- Step 1: Write the proportion equation
192,994,175.97 : 266,334,019.72 = 104,888,178.20 : x - Step 2: Convert to fraction form
192,994,175.97/266,334,019.72 = 104,888,178.20/x - Step 3: Cross multiply
192,994,175.97x = 266,334,019.72 × 104,888,178.20 - Step 4: Simplify right side
192,994,175.97x = 27,935,290,121,517,288 - Step 5: Solve for x
x = 27,935,290,121,517,288/192,994,175.97 - Step 6: Final answer
x = 144,746,803.79
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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.