Finding the Fourth Proportional to 4,626,732,627.68, 6,384,711,949.74 and 2,512,140,173.60
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Solution
The fourth proportional to 4,626,732,627.68, 6,384,711,949.74 and 2,512,140,173.60 is: 3,466,656,207.85
Step by Step Solution
- Step 1: Write the proportion equation
4,626,732,627.68 : 6,384,711,949.74 = 2,512,140,173.60 : x - Step 2: Convert to fraction form
4,626,732,627.68/6,384,711,949.74 = 2,512,140,173.60/x - Step 3: Cross multiply
4,626,732,627.68x = 6,384,711,949.74 × 2,512,140,173.60 - Step 4: Simplify right side
4,626,732,627.68x = 16,039,291,385,805,836,288 - Step 5: Solve for x
x = 16,039,291,385,805,836,288/4,626,732,627.68 - Step 6: Final answer
x = 3,466,656,207.85
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.