Finding the Fourth Proportional to 88,620,442.97, 122,296,380.53 and 48,928,050.50
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Solution
The fourth proportional to 88,620,442.97, 122,296,380.53 and 48,928,050.50 is: 67,520,803.12
Step by Step Solution
- Step 1: Write the proportion equation
88,620,442.97 : 122,296,380.53 = 48,928,050.50 : x - Step 2: Convert to fraction form
88,620,442.97/122,296,380.53 = 48,928,050.50/x - Step 3: Cross multiply
88,620,442.97x = 122,296,380.53 × 48,928,050.50 - Step 4: Simplify right side
88,620,442.97x = 5,983,723,481,682,935 - Step 5: Solve for x
x = 5,983,723,481,682,935/88,620,442.97 - Step 6: Final answer
x = 67,520,803.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.