Finding the Fourth Proportional to 149,471,519.80, 224,207,279.70 and 41,766,143.80
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Solution
The fourth proportional to 149,471,519.80, 224,207,279.70 and 41,766,143.80 is: 62,649,215.70
Step by Step Solution
- Step 1: Write the proportion equation
149,471,519.80 : 224,207,279.70 = 41,766,143.80 : x - Step 2: Convert to fraction form
149,471,519.80/224,207,279.70 = 41,766,143.80/x - Step 3: Cross multiply
149,471,519.80x = 224,207,279.70 × 41,766,143.80 - Step 4: Simplify right side
149,471,519.80x = 9,364,273,484,957,020 - Step 5: Solve for x
x = 9,364,273,484,957,020/149,471,519.80 - Step 6: Final answer
x = 62,649,215.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.