Finding the Fourth Proportional to 173,396,274.53, 239,055,380.53 and 137,750,984.71
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Solution
The fourth proportional to 173,396,274.53, 239,055,380.53 and 137,750,984.71 is: 189,912,465.87
Step by Step Solution
- Step 1: Write the proportion equation
173,396,274.53 : 239,055,380.53 = 137,750,984.71 : x - Step 2: Convert to fraction form
173,396,274.53/239,055,380.53 = 137,750,984.71/x - Step 3: Cross multiply
173,396,274.53x = 239,055,380.53 × 137,750,984.71 - Step 4: Simplify right side
173,396,274.53x = 32,930,114,067,289,248 - Step 5: Solve for x
x = 32,930,114,067,289,248/173,396,274.53 - Step 6: Final answer
x = 189,912,465.87
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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.