Finding the Fourth Proportional to 531,236,756.94, 733,107,702.82 and 296,302,560.28
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Solution
The fourth proportional to 531,236,756.94, 733,107,702.82 and 296,302,560.28 is: 408,898,078.81
Step by Step Solution
- Step 1: Write the proportion equation
531,236,756.94 : 733,107,702.82 = 296,302,560.28 : x - Step 2: Convert to fraction form
531,236,756.94/733,107,702.82 = 296,302,560.28/x - Step 3: Cross multiply
531,236,756.94x = 733,107,702.82 × 296,302,560.28 - Step 4: Simplify right side
531,236,756.94x = 217,221,689,306,555,360 - Step 5: Solve for x
x = 217,221,689,306,555,360/531,236,756.94 - Step 6: Final answer
x = 408,898,078.81
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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.