Finding the Fourth Proportional to 299,612,160.80, 449,430,682.80 and 95,134,464.80
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Solution
The fourth proportional to 299,612,160.80, 449,430,682.80 and 95,134,464.80 is: 142,705,647.72
Step by Step Solution
- Step 1: Write the proportion equation
299,612,160.80 : 449,430,682.80 = 95,134,464.80 : x - Step 2: Convert to fraction form
299,612,160.80/449,430,682.80 = 95,134,464.80/x - Step 3: Cross multiply
299,612,160.80x = 449,430,682.80 × 95,134,464.80 - Step 4: Simplify right side
299,612,160.80x = 42,756,347,472,876,568 - Step 5: Solve for x
x = 42,756,347,472,876,568/299,612,160.80 - Step 6: Final answer
x = 142,705,647.72
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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.