Finding the Fourth Proportional to 522,088,182.74, 783,120,897.87 and 245,586,135.96
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Solution
The fourth proportional to 522,088,182.74, 783,120,897.87 and 245,586,135.96 is: 368,373,852.65
Step by Step Solution
- Step 1: Write the proportion equation
522,088,182.74 : 783,120,897.87 = 245,586,135.96 : x - Step 2: Convert to fraction form
522,088,182.74/783,120,897.87 = 245,586,135.96/x - Step 3: Cross multiply
522,088,182.74x = 783,120,897.87 × 245,586,135.96 - Step 4: Simplify right side
522,088,182.74x = 192,323,635,297,419,104 - Step 5: Solve for x
x = 192,323,635,297,419,104/522,088,182.74 - Step 6: Final answer
x = 368,373,852.65
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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.