Finding the Fourth Proportional to 4,748,979,136,263.20, 6,553,231,548,115.90 and 2,665,198,363,936
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Solution
The fourth proportional to 4,748,979,136,263.20, 6,553,231,548,115.90 and 2,665,198,363,936 is: 3,677,771,895,682.70
Step by Step Solution
- Step 1: Write the proportion equation
4,748,979,136,263.20 : 6,553,231,548,115.90 = 2,665,198,363,936 : x - Step 2: Convert to fraction form
4,748,979,136,263.20/6,553,231,548,115.90 = 2,665,198,363,936/x - Step 3: Cross multiply
4,748,979,136,263.20x = 6,553,231,548,115.90 × 2,665,198,363,936 - Step 4: Simplify right side
4,748,979,136,263.20x = 17,465,662,000,532,277,742,796,800 - Step 5: Solve for x
x = 17,465,662,000,532,277,742,796,800/4,748,979,136,263.20 - Step 6: Final answer
x = 3,677,771,895,682.70
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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.