Finding the Fourth Proportional to 577,033,065.28, 796,324,887.84 and 316,273,349.44
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Solution
The fourth proportional to 577,033,065.28, 796,324,887.84 and 316,273,349.44 is: 436,467,777.45
Step by Step Solution
- Step 1: Write the proportion equation
577,033,065.28 : 796,324,887.84 = 316,273,349.44 : x - Step 2: Convert to fraction form
577,033,065.28/796,324,887.84 = 316,273,349.44/x - Step 3: Cross multiply
577,033,065.28x = 796,324,887.84 × 316,273,349.44 - Step 4: Simplify right side
577,033,065.28x = 251,856,339,519,589,120 - Step 5: Solve for x
x = 251,856,339,519,589,120/577,033,065.28 - Step 6: Final answer
x = 436,467,777.45
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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.