Finding the Fourth Proportional to 4,632,925,123.20, 6,949,387,684.80 and 2,794,753,372.80
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Solution
The fourth proportional to 4,632,925,123.20, 6,949,387,684.80 and 2,794,753,372.80 is: 4,192,130,059.20
Step by Step Solution
- Step 1: Write the proportion equation
4,632,925,123.20 : 6,949,387,684.80 = 2,794,753,372.80 : x - Step 2: Convert to fraction form
4,632,925,123.20/6,949,387,684.80 = 2,794,753,372.80/x - Step 3: Cross multiply
4,632,925,123.20x = 6,949,387,684.80 × 2,794,753,372.80 - Step 4: Simplify right side
4,632,925,123.20x = 19,421,824,670,989,586,432 - Step 5: Solve for x
x = 19,421,824,670,989,586,432/4,632,925,123.20 - Step 6: Final answer
x = 4,192,130,059.20
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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.