Finding the Fourth Proportional to 4,426,542,626.47, 6,635,727,880.12 and 2,213,826,874.45
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Solution
The fourth proportional to 4,426,542,626.47, 6,635,727,880.12 and 2,213,826,874.45 is: 3,318,696,769.05
Step by Step Solution
- Step 1: Write the proportion equation
4,426,542,626.47 : 6,635,727,880.12 = 2,213,826,874.45 : x - Step 2: Convert to fraction form
4,426,542,626.47/6,635,727,880.12 = 2,213,826,874.45/x - Step 3: Cross multiply
4,426,542,626.47x = 6,635,727,880.12 × 2,213,826,874.45 - Step 4: Simplify right side
4,426,542,626.47x = 14,690,352,712,533,073,920 - Step 5: Solve for x
x = 14,690,352,712,533,073,920/4,426,542,626.47 - Step 6: Final answer
x = 3,318,696,769.05
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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.