Finding the Fourth Proportional to 16,128,343,079.20, 24,192,514,618.80 and 14,475,348,992.80
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Solution
The fourth proportional to 16,128,343,079.20, 24,192,514,618.80 and 14,475,348,992.80 is: 21,713,023,489.20
Step by Step Solution
- Step 1: Write the proportion equation
16,128,343,079.20 : 24,192,514,618.80 = 14,475,348,992.80 : x - Step 2: Convert to fraction form
16,128,343,079.20/24,192,514,618.80 = 14,475,348,992.80/x - Step 3: Cross multiply
16,128,343,079.20x = 24,192,514,618.80 × 14,475,348,992.80 - Step 4: Simplify right side
16,128,343,079.20x = 350,195,092,120,545,853,440 - Step 5: Solve for x
x = 350,195,092,120,545,853,440/16,128,343,079.20 - Step 6: Final answer
x = 21,713,023,489.20
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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.