Finding the Fourth Proportional to 127,840,599.27, 176,419,950.87 and 69,103,265.17
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Solution
The fourth proportional to 127,840,599.27, 176,419,950.87 and 69,103,265.17 is: 95,362,464.79
Step by Step Solution
- Step 1: Write the proportion equation
127,840,599.27 : 176,419,950.87 = 69,103,265.17 : x - Step 2: Convert to fraction form
127,840,599.27/176,419,950.87 = 69,103,265.17/x - Step 3: Cross multiply
127,840,599.27x = 176,419,950.87 × 69,103,265.17 - Step 4: Simplify right side
127,840,599.27x = 12,191,194,646,247,982 - Step 5: Solve for x
x = 12,191,194,646,247,982/127,840,599.27 - Step 6: Final answer
x = 95,362,464.79
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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.