Finding the Fourth Proportional to 7,867,307,800,815.90, 10,856,156,174,657 and 4,351,531,205,704.80
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Solution
The fourth proportional to 7,867,307,800,815.90, 10,856,156,174,657 and 4,351,531,205,704.80 is: 6,004,710,069,069.06
Step by Step Solution
- Step 1: Write the proportion equation
7,867,307,800,815.90 : 10,856,156,174,657 = 4,351,531,205,704.80 : x - Step 2: Convert to fraction form
7,867,307,800,815.90/10,856,156,174,657 = 4,351,531,205,704.80/x - Step 3: Cross multiply
7,867,307,800,815.90x = 10,856,156,174,657 × 4,351,531,205,704.80 - Step 4: Simplify right side
7,867,307,800,815.90x = 47,240,902,368,024,782,285,307,904 - Step 5: Solve for x
x = 47,240,902,368,024,782,285,307,904/7,867,307,800,815.90 - Step 6: Final answer
x = 6,004,710,069,069.06
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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.