Finding the Fourth Proportional to 622,989,079.56, 934,412,235.66 and 162,971,650.44
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Solution
The fourth proportional to 622,989,079.56, 934,412,235.66 and 162,971,650.44 is: 244,438,801.95
Step by Step Solution
- Step 1: Write the proportion equation
622,989,079.56 : 934,412,235.66 = 162,971,650.44 : x - Step 2: Convert to fraction form
622,989,079.56/934,412,235.66 = 162,971,650.44/x - Step 3: Cross multiply
622,989,079.56x = 934,412,235.66 × 162,971,650.44 - Step 4: Simplify right side
622,989,079.56x = 152,282,704,236,840,416 - Step 5: Solve for x
x = 152,282,704,236,840,416/622,989,079.56 - Step 6: Final answer
x = 244,438,801.95
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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.