Finding the Fourth Proportional to 414,372,592.28, 571,832,183.58 and 228,731,984.12
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Solution
The fourth proportional to 414,372,592.28, 571,832,183.58 and 228,731,984.12 is: 315,649,037.53
Step by Step Solution
- Step 1: Write the proportion equation
414,372,592.28 : 571,832,183.58 = 228,731,984.12 : x - Step 2: Convert to fraction form
414,372,592.28/571,832,183.58 = 228,731,984.12/x - Step 3: Cross multiply
414,372,592.28x = 571,832,183.58 × 228,731,984.12 - Step 4: Simplify right side
414,372,592.28x = 130,796,309,933,925,504 - Step 5: Solve for x
x = 130,796,309,933,925,504/414,372,592.28 - Step 6: Final answer
x = 315,649,037.53
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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.