Finding the Fourth Proportional to 4,976,832,246.30, 7,465,248,369.45 and 1,704,193,782.30
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Solution
The fourth proportional to 4,976,832,246.30, 7,465,248,369.45 and 1,704,193,782.30 is: 2,556,290,673.45
Step by Step Solution
- Step 1: Write the proportion equation
4,976,832,246.30 : 7,465,248,369.45 = 1,704,193,782.30 : x - Step 2: Convert to fraction form
4,976,832,246.30/7,465,248,369.45 = 1,704,193,782.30/x - Step 3: Cross multiply
4,976,832,246.30x = 7,465,248,369.45 × 1,704,193,782.30 - Step 4: Simplify right side
4,976,832,246.30x = 12,722,229,854,541,901,824 - Step 5: Solve for x
x = 12,722,229,854,541,901,824/4,976,832,246.30 - Step 6: Final answer
x = 2,556,290,673.45
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Double scale
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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.