Finding the Fourth Proportional to 2,058,144,496.20, 2,840,257,343.46 and 1,118,347,134.92
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Solution
The fourth proportional to 2,058,144,496.20, 2,840,257,343.46 and 1,118,347,134.92 is: 1,543,328,793.66
Step by Step Solution
- Step 1: Write the proportion equation
2,058,144,496.20 : 2,840,257,343.46 = 1,118,347,134.92 : x - Step 2: Convert to fraction form
2,058,144,496.20/2,840,257,343.46 = 1,118,347,134.92/x - Step 3: Cross multiply
2,058,144,496.20x = 2,840,257,343.46 × 1,118,347,134.92 - Step 4: Simplify right side
2,058,144,496.20x = 3,176,393,662,493,981,696 - Step 5: Solve for x
x = 3,176,393,662,493,981,696/2,058,144,496.20 - Step 6: Final answer
x = 1,543,328,793.66
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1.5x scale
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.