Finding the Fourth Proportional to 46,752,000.20, 70,128,000.30 and 44,960,409.80
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Solution
The fourth proportional to 46,752,000.20, 70,128,000.30 and 44,960,409.80 is: 67,440,614.70
Step by Step Solution
- Step 1: Write the proportion equation
46,752,000.20 : 70,128,000.30 = 44,960,409.80 : x - Step 2: Convert to fraction form
46,752,000.20/70,128,000.30 = 44,960,409.80/x - Step 3: Cross multiply
46,752,000.20x = 70,128,000.30 × 44,960,409.80 - Step 4: Simplify right side
46,752,000.20x = 3,152,983,631,942,522.50 - Step 5: Solve for x
x = 3,152,983,631,942,522.50/46,752,000.20 - Step 6: Final answer
x = 67,440,614.70
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1.5x scale
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.