Finding the Fourth Proportional to 5,009,541,296.57, 6,915,520,674.01 and 2,894,588,135.11
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Solution
The fourth proportional to 5,009,541,296.57, 6,915,520,674.01 and 2,894,588,135.11 is: 3,995,891,620.82
Step by Step Solution
- Step 1: Write the proportion equation
5,009,541,296.57 : 6,915,520,674.01 = 2,894,588,135.11 : x - Step 2: Convert to fraction form
5,009,541,296.57/6,915,520,674.01 = 2,894,588,135.11/x - Step 3: Cross multiply
5,009,541,296.57x = 6,915,520,674.01 × 2,894,588,135.11 - Step 4: Simplify right side
5,009,541,296.57x = 20,017,584,091,097,255,936 - Step 5: Solve for x
x = 20,017,584,091,097,255,936/5,009,541,296.57 - Step 6: Final answer
x = 3,995,891,620.82
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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.