Finding the Fourth Proportional to 4,992,199,549.80, 7,488,299,324.70 and 3,541,011,325.80
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Solution
The fourth proportional to 4,992,199,549.80, 7,488,299,324.70 and 3,541,011,325.80 is: 5,311,516,988.70
Step by Step Solution
- Step 1: Write the proportion equation
4,992,199,549.80 : 7,488,299,324.70 = 3,541,011,325.80 : x - Step 2: Convert to fraction form
4,992,199,549.80/7,488,299,324.70 = 3,541,011,325.80/x - Step 3: Cross multiply
4,992,199,549.80x = 7,488,299,324.70 × 3,541,011,325.80 - Step 4: Simplify right side
4,992,199,549.80x = 26,516,152,719,743,193,088 - Step 5: Solve for x
x = 26,516,152,719,743,193,088/4,992,199,549.80 - Step 6: Final answer
x = 5,311,516,988.70
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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.