Finding the Fourth Proportional to 577,033,073.28, 796,324,898.88 and 316,273,357.44
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Solution
The fourth proportional to 577,033,073.28, 796,324,898.88 and 316,273,357.44 is: 436,467,788.49
Step by Step Solution
- Step 1: Write the proportion equation
577,033,073.28 : 796,324,898.88 = 316,273,357.44 : x - Step 2: Convert to fraction form
577,033,073.28/796,324,898.88 = 316,273,357.44/x - Step 3: Cross multiply
577,033,073.28x = 796,324,898.88 × 316,273,357.44 - Step 4: Simplify right side
577,033,073.28x = 251,856,349,381,846,080 - Step 5: Solve for x
x = 251,856,349,381,846,080/577,033,073.28 - Step 6: Final answer
x = 436,467,788.49
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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.