Finding the Fourth Proportional to 7,867,307,800,812.80, 10,856,156,174,651 and 4,351,531,205,701.20
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Solution
The fourth proportional to 7,867,307,800,812.80, 10,856,156,174,651 and 4,351,531,205,701.20 is: 6,004,710,069,063.14
Step by Step Solution
- Step 1: Write the proportion equation
7,867,307,800,812.80 : 10,856,156,174,651 = 4,351,531,205,701.20 : x - Step 2: Convert to fraction form
7,867,307,800,812.80/10,856,156,174,651 = 4,351,531,205,701.20/x - Step 3: Cross multiply
7,867,307,800,812.80x = 10,856,156,174,651 × 4,351,531,205,701.20 - Step 4: Simplify right side
7,867,307,800,812.80x = 47,240,902,367,959,593,271,689,216 - Step 5: Solve for x
x = 47,240,902,367,959,593,271,689,216/7,867,307,800,812.80 - Step 6: Final answer
x = 6,004,710,069,063.14
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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.