Finding the Fourth Proportional to 263,451,797.15, 395,178,563.33 and 66,715,102.67
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Solution
The fourth proportional to 263,451,797.15, 395,178,563.33 and 66,715,102.67 is: 100,072,873.71
Step by Step Solution
- Step 1: Write the proportion equation
263,451,797.15 : 395,178,563.33 = 66,715,102.67 : x - Step 2: Convert to fraction form
263,451,797.15/395,178,563.33 = 66,715,102.67/x - Step 3: Cross multiply
263,451,797.15x = 395,178,563.33 × 66,715,102.67 - Step 4: Simplify right side
263,451,797.15x = 26,364,378,425,210,472 - Step 5: Solve for x
x = 26,364,378,425,210,472/263,451,797.15 - Step 6: Final answer
x = 100,072,873.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.