Finding the Fourth Proportional to 4,307,772,584.75, 6,459,782,225.40 and 2,288,195,884.80
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Solution
The fourth proportional to 4,307,772,584.75, 6,459,782,225.40 and 2,288,195,884.80 is: 3,431,296,990.28
Step by Step Solution
- Step 1: Write the proportion equation
4,307,772,584.75 : 6,459,782,225.40 = 2,288,195,884.80 : x - Step 2: Convert to fraction form
4,307,772,584.75/6,459,782,225.40 = 2,288,195,884.80/x - Step 3: Cross multiply
4,307,772,584.75x = 6,459,782,225.40 × 2,288,195,884.80 - Step 4: Simplify right side
4,307,772,584.75x = 14,781,247,104,864,466,944 - Step 5: Solve for x
x = 14,781,247,104,864,466,944/4,307,772,584.75 - Step 6: Final answer
x = 3,431,296,990.28
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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.