Finding the Fourth Proportional to 88,485,514.41, 122,117,278.94 and 48,800,806.47
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Solution
The fourth proportional to 88,485,514.41, 122,117,278.94 and 48,800,806.47 is: 67,349,121.90
Step by Step Solution
- Step 1: Write the proportion equation
88,485,514.41 : 122,117,278.94 = 48,800,806.47 : x - Step 2: Convert to fraction form
88,485,514.41/122,117,278.94 = 48,800,806.47/x - Step 3: Cross multiply
88,485,514.41x = 122,117,278.94 × 48,800,806.47 - Step 4: Simplify right side
88,485,514.41x = 5,959,421,695,949,943 - Step 5: Solve for x
x = 5,959,421,695,949,943/88,485,514.41 - Step 6: Final answer
x = 67,349,121.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.