Finding the Fourth Proportional to 4,659,732,682.38, 6,430,388,506.02 and 2,545,187,992.38
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Solution
The fourth proportional to 4,659,732,682.38, 6,430,388,506.02 and 2,545,187,992.38 is: 3,512,336,163.35
Step by Step Solution
- Step 1: Write the proportion equation
4,659,732,682.38 : 6,430,388,506.02 = 2,545,187,992.38 : x - Step 2: Convert to fraction form
4,659,732,682.38/6,430,388,506.02 = 2,545,187,992.38/x - Step 3: Cross multiply
4,659,732,682.38x = 6,430,388,506.02 × 2,545,187,992.38 - Step 4: Simplify right side
4,659,732,682.38x = 16,366,547,611,860,473,856 - Step 5: Solve for x
x = 16,366,547,611,860,473,856/4,659,732,682.38 - Step 6: Final answer
x = 3,512,336,163.35
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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.