Finding the Fourth Proportional to 4,343,066,542.20, 6,514,851,755.70 and 1,237,876,462.20
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Solution
The fourth proportional to 4,343,066,542.20, 6,514,851,755.70 and 1,237,876,462.20 is: 1,856,886,502.83
Step by Step Solution
- Step 1: Write the proportion equation
4,343,066,542.20 : 6,514,851,755.70 = 1,237,876,462.20 : x - Step 2: Convert to fraction form
4,343,066,542.20/6,514,851,755.70 = 1,237,876,462.20/x - Step 3: Cross multiply
4,343,066,542.20x = 6,514,851,755.70 × 1,237,876,462.20 - Step 4: Simplify right side
4,343,066,542.20x = 8,064,581,643,103,374,336 - Step 5: Solve for x
x = 8,064,581,643,103,374,336/4,343,066,542.20 - Step 6: Final answer
x = 1,856,886,502.83
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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.