Finding the Fourth Proportional to 395,353,431.24, 593,042,627.34 and 136,583,392.20
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Solution
The fourth proportional to 395,353,431.24, 593,042,627.34 and 136,583,392.20 is: 204,879,399.95
Step by Step Solution
- Step 1: Write the proportion equation
395,353,431.24 : 593,042,627.34 = 136,583,392.20 : x - Step 2: Convert to fraction form
395,353,431.24/593,042,627.34 = 136,583,392.20/x - Step 3: Cross multiply
395,353,431.24x = 593,042,627.34 × 136,583,392.20 - Step 4: Simplify right side
395,353,431.24x = 80,999,773,761,297,664 - Step 5: Solve for x
x = 80,999,773,761,297,664/395,353,431.24 - Step 6: Final answer
x = 204,879,399.95
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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.