Finding the Fourth Proportional to 8,649,016,107.71, 12,972,213,325.91 and 2,353,935,880.67
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Solution
The fourth proportional to 8,649,016,107.71, 12,972,213,325.91 and 2,353,935,880.67 is: 3,530,547,060.99
Step by Step Solution
- Step 1: Write the proportion equation
8,649,016,107.71 : 12,972,213,325.91 = 2,353,935,880.67 : x - Step 2: Convert to fraction form
8,649,016,107.71/12,972,213,325.91 = 2,353,935,880.67/x - Step 3: Cross multiply
8,649,016,107.71x = 12,972,213,325.91 × 2,353,935,880.67 - Step 4: Simplify right side
8,649,016,107.71x = 30,535,758,399,504,912,384 - Step 5: Solve for x
x = 30,535,758,399,504,912,384/8,649,016,107.71 - Step 6: Final answer
x = 3,530,547,060.99
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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.