Finding the Fourth Proportional to 574,729,404.60, 862,094,106.90 and 252,243,132.60
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Solution
The fourth proportional to 574,729,404.60, 862,094,106.90 and 252,243,132.60 is: 378,364,698.90
Step by Step Solution
- Step 1: Write the proportion equation
574,729,404.60 : 862,094,106.90 = 252,243,132.60 : x - Step 2: Convert to fraction form
574,729,404.60/862,094,106.90 = 252,243,132.60/x - Step 3: Cross multiply
574,729,404.60x = 862,094,106.90 × 252,243,132.60 - Step 4: Simplify right side
574,729,404.60x = 217,457,318,120,455,264 - Step 5: Solve for x
x = 217,457,318,120,455,264/574,729,404.60 - Step 6: Final answer
x = 378,364,698.90
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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.