Finding the Fourth Proportional to 4,578,133,353.30, 6,868,991,620.37 and 1,670,382,134.10
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Solution
The fourth proportional to 4,578,133,353.30, 6,868,991,620.37 and 1,670,382,134.10 is: 2,506,226,882.55
Step by Step Solution
- Step 1: Write the proportion equation
4,578,133,353.30 : 6,868,991,620.37 = 1,670,382,134.10 : x - Step 2: Convert to fraction form
4,578,133,353.30/6,868,991,620.37 = 1,670,382,134.10/x - Step 3: Cross multiply
4,578,133,353.30x = 6,868,991,620.37 × 1,670,382,134.10 - Step 4: Simplify right side
4,578,133,353.30x = 11,473,840,881,940,303,872 - Step 5: Solve for x
x = 11,473,840,881,940,303,872/4,578,133,353.30 - Step 6: Final answer
x = 2,506,226,882.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.