Finding the Fourth Proportional to 8,514,055,009.92, 11,664,060,515.16 and 8,195,733,135.84
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Solution
The fourth proportional to 8,514,055,009.92, 11,664,060,515.16 and 8,195,733,135.84 is: 11,227,966,832.63
Step by Step Solution
- Step 1: Write the proportion equation
8,514,055,009.92 : 11,664,060,515.16 = 8,195,733,135.84 : x - Step 2: Convert to fraction form
8,514,055,009.92/11,664,060,515.16 = 8,195,733,135.84/x - Step 3: Cross multiply
8,514,055,009.92x = 11,664,060,515.16 × 8,195,733,135.84 - Step 4: Simplify right side
8,514,055,009.92x = 95,595,527,262,539,792,384 - Step 5: Solve for x
x = 95,595,527,262,539,792,384/8,514,055,009.92 - Step 6: Final answer
x = 11,227,966,832.63
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.