Finding the Fourth Proportional to 3,532,362,684.40, 5,298,544,026.60 and 2,430,366,626.80
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Solution
The fourth proportional to 3,532,362,684.40, 5,298,544,026.60 and 2,430,366,626.80 is: 3,645,549,940.20
Step by Step Solution
- Step 1: Write the proportion equation
3,532,362,684.40 : 5,298,544,026.60 = 2,430,366,626.80 : x - Step 2: Convert to fraction form
3,532,362,684.40/5,298,544,026.60 = 2,430,366,626.80/x - Step 3: Cross multiply
3,532,362,684.40x = 5,298,544,026.60 × 2,430,366,626.80 - Step 4: Simplify right side
3,532,362,684.40x = 12,877,404,572,879,132,672 - Step 5: Solve for x
x = 12,877,404,572,879,132,672/3,532,362,684.40 - Step 6: Final answer
x = 3,645,549,940.20
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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.