Finding the Fourth Proportional to 4,270,592,130.80, 6,405,888,196.20 and 2,629,495,324.40
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Solution
The fourth proportional to 4,270,592,130.80, 6,405,888,196.20 and 2,629,495,324.40 is: 3,944,242,986.60
Step by Step Solution
- Step 1: Write the proportion equation
4,270,592,130.80 : 6,405,888,196.20 = 2,629,495,324.40 : x - Step 2: Convert to fraction form
4,270,592,130.80/6,405,888,196.20 = 2,629,495,324.40/x - Step 3: Cross multiply
4,270,592,130.80x = 6,405,888,196.20 × 2,629,495,324.40 - Step 4: Simplify right side
4,270,592,130.80x = 16,844,253,060,537,049,088 - Step 5: Solve for x
x = 16,844,253,060,537,049,088/4,270,592,130.80 - Step 6: Final answer
x = 3,944,242,986.60
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Double scale
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Similar ratio
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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.