Finding the Fourth Proportional to 522,088,181.24, 783,120,895.63 and 245,586,134.45
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Solution
The fourth proportional to 522,088,181.24, 783,120,895.63 and 245,586,134.45 is: 368,373,850.39
Step by Step Solution
- Step 1: Write the proportion equation
522,088,181.24 : 783,120,895.63 = 245,586,134.45 : x - Step 2: Convert to fraction form
522,088,181.24/783,120,895.63 = 245,586,134.45/x - Step 3: Cross multiply
522,088,181.24x = 783,120,895.63 × 245,586,134.45 - Step 4: Simplify right side
522,088,181.24x = 192,323,633,566,137,440 - Step 5: Solve for x
x = 192,323,633,566,137,440/522,088,181.24 - Step 6: Final answer
x = 368,373,850.39
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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.