Finding the Fourth Proportional to 434,582,138.40, 651,873,207.60 and 332,545,466.40
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Solution
The fourth proportional to 434,582,138.40, 651,873,207.60 and 332,545,466.40 is: 498,818,199.60
Step by Step Solution
- Step 1: Write the proportion equation
434,582,138.40 : 651,873,207.60 = 332,545,466.40 : x - Step 2: Convert to fraction form
434,582,138.40/651,873,207.60 = 332,545,466.40/x - Step 3: Cross multiply
434,582,138.40x = 651,873,207.60 × 332,545,466.40 - Step 4: Simplify right side
434,582,138.40x = 216,777,479,855,006,016 - Step 5: Solve for x
x = 216,777,479,855,006,016/434,582,138.40 - Step 6: Final answer
x = 498,818,199.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.