Finding the Fourth Proportional to 88,545,599.12, 122,193,351.16 and 48,853,127.84
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Solution
The fourth proportional to 88,545,599.12, 122,193,351.16 and 48,853,127.84 is: 67,417,550.56
Step by Step Solution
- Step 1: Write the proportion equation
88,545,599.12 : 122,193,351.16 = 48,853,127.84 : x - Step 2: Convert to fraction form
88,545,599.12/122,193,351.16 = 48,853,127.84/x - Step 3: Cross multiply
88,545,599.12x = 122,193,351.16 × 48,853,127.84 - Step 4: Simplify right side
88,545,599.12x = 5,969,527,405,417,493 - Step 5: Solve for x
x = 5,969,527,405,417,493/88,545,599.12 - Step 6: Final answer
x = 67,417,550.56
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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.