Finding the Fourth Proportional to 134,454,193.14, 185,556,288.65 and 74,919,441.31
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Solution
The fourth proportional to 134,454,193.14, 185,556,288.65 and 74,919,441.31 is: 103,394,123.70
Step by Step Solution
- Step 1: Write the proportion equation
134,454,193.14 : 185,556,288.65 = 74,919,441.31 : x - Step 2: Convert to fraction form
134,454,193.14/185,556,288.65 = 74,919,441.31/x - Step 3: Cross multiply
134,454,193.14x = 185,556,288.65 × 74,919,441.31 - Step 4: Simplify right side
134,454,193.14x = 13,901,773,477,215,096 - Step 5: Solve for x
x = 13,901,773,477,215,096/134,454,193.14 - Step 6: Final answer
x = 103,394,123.70
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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.