Finding the Fourth Proportional to 171,920,330.70, 257,880,496.05 and 49,098,410.70
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Solution
The fourth proportional to 171,920,330.70, 257,880,496.05 and 49,098,410.70 is: 73,647,616.05
Step by Step Solution
- Step 1: Write the proportion equation
171,920,330.70 : 257,880,496.05 = 49,098,410.70 : x - Step 2: Convert to fraction form
171,920,330.70/257,880,496.05 = 49,098,410.70/x - Step 3: Cross multiply
171,920,330.70x = 257,880,496.05 × 49,098,410.70 - Step 4: Simplify right side
171,920,330.70x = 12,661,522,506,582,630 - Step 5: Solve for x
x = 12,661,522,506,582,630/171,920,330.70 - Step 6: Final answer
x = 73,647,616.05
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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.