Finding the Fourth Proportional to 2,759,893,530.40, 4,139,840,295.60 and 2,723,613,824.80
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Solution
The fourth proportional to 2,759,893,530.40, 4,139,840,295.60 and 2,723,613,824.80 is: 4,085,420,737.20
Step by Step Solution
- Step 1: Write the proportion equation
2,759,893,530.40 : 4,139,840,295.60 = 2,723,613,824.80 : x - Step 2: Convert to fraction form
2,759,893,530.40/4,139,840,295.60 = 2,723,613,824.80/x - Step 3: Cross multiply
2,759,893,530.40x = 4,139,840,295.60 × 2,723,613,824.80 - Step 4: Simplify right side
2,759,893,530.40x = 11,275,326,261,560,279,040 - Step 5: Solve for x
x = 11,275,326,261,560,279,040/2,759,893,530.40 - Step 6: Final answer
x = 4,085,420,737.20
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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.