Finding the Fourth Proportional to 464,269,273.92, 640,691,576.82 and 255,420,936.18
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Solution
The fourth proportional to 464,269,273.92, 640,691,576.82 and 255,420,936.18 is: 352,480,880.27
Step by Step Solution
- Step 1: Write the proportion equation
464,269,273.92 : 640,691,576.82 = 255,420,936.18 : x - Step 2: Convert to fraction form
464,269,273.92/640,691,576.82 = 255,420,936.18/x - Step 3: Cross multiply
464,269,273.92x = 640,691,576.82 × 255,420,936.18 - Step 4: Simplify right side
464,269,273.92x = 163,646,042,354,004,800 - Step 5: Solve for x
x = 163,646,042,354,004,800/464,269,273.92 - Step 6: Final answer
x = 352,480,880.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.