Finding the Fourth Proportional to 2,350,009,168,986.70, 3,526,623,930,221.50 and 820,185,469,868.65
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Solution
The fourth proportional to 2,350,009,168,986.70, 3,526,623,930,221.50 and 820,185,469,868.65 is: 1,230,840,178,596.39
Step by Step Solution
- Step 1: Write the proportion equation
2,350,009,168,986.70 : 3,526,623,930,221.50 = 820,185,469,868.65 : x - Step 2: Convert to fraction form
2,350,009,168,986.70/3,526,623,930,221.50 = 820,185,469,868.65/x - Step 3: Cross multiply
2,350,009,168,986.70x = 3,526,623,930,221.50 × 820,185,469,868.65 - Step 4: Simplify right side
2,350,009,168,986.70x = 2,892,485,705,258,746,033,209,344 - Step 5: Solve for x
x = 2,892,485,705,258,746,033,209,344/2,350,009,168,986.70 - Step 6: Final answer
x = 1,230,840,178,596.39
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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.