Finding the Fourth Proportional to 147,540,497.09, 221,321,374.46 and 56,664,086.09
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Solution
The fourth proportional to 147,540,497.09, 221,321,374.46 and 56,664,086.09 is: 85,000,211.22
Step by Step Solution
- Step 1: Write the proportion equation
147,540,497.09 : 221,321,374.46 = 56,664,086.09 : x - Step 2: Convert to fraction form
147,540,497.09/221,321,374.46 = 56,664,086.09/x - Step 3: Cross multiply
147,540,497.09x = 221,321,374.46 × 56,664,086.09 - Step 4: Simplify right side
147,540,497.09x = 12,540,973,415,958,568 - Step 5: Solve for x
x = 12,540,973,415,958,568/147,540,497.09 - Step 6: Final answer
x = 85,000,211.22
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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.