Finding the Fourth Proportional to 218,246,953.87, 301,135,836.41 and 125,409,525.58
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Solution
The fourth proportional to 218,246,953.87, 301,135,836.41 and 125,409,525.58 is: 173,039,310.33
Step by Step Solution
- Step 1: Write the proportion equation
218,246,953.87 : 301,135,836.41 = 125,409,525.58 : x - Step 2: Convert to fraction form
218,246,953.87/301,135,836.41 = 125,409,525.58/x - Step 3: Cross multiply
218,246,953.87x = 301,135,836.41 × 125,409,525.58 - Step 4: Simplify right side
218,246,953.87x = 37,765,302,378,687,536 - Step 5: Solve for x
x = 37,765,302,378,687,536/218,246,953.87 - Step 6: Final answer
x = 173,039,310.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.