Finding the Fourth Proportional to 263,776,135.86, 395,164,787.49 and 176,073,202.62
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Solution
The fourth proportional to 263,776,135.86, 395,164,787.49 and 176,073,202.62 is: 263,776,438.57
Step by Step Solution
- Step 1: Write the proportion equation
263,776,135.86 : 395,164,787.49 = 176,073,202.62 : x - Step 2: Convert to fraction form
263,776,135.86/395,164,787.49 = 176,073,202.62/x - Step 3: Cross multiply
263,776,135.86x = 395,164,787.49 × 176,073,202.62 - Step 4: Simplify right side
263,776,135.86x = 69,577,929,696,016,016 - Step 5: Solve for x
x = 69,577,929,696,016,016/263,776,135.86 - Step 6: Final answer
x = 263,776,438.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.