Finding the Fourth Proportional to 244,314,454.20, 366,471,681.30 and 147,379,615.80
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Solution
The fourth proportional to 244,314,454.20, 366,471,681.30 and 147,379,615.80 is: 221,069,423.70
Step by Step Solution
- Step 1: Write the proportion equation
244,314,454.20 : 366,471,681.30 = 147,379,615.80 : x - Step 2: Convert to fraction form
244,314,454.20/366,471,681.30 = 147,379,615.80/x - Step 3: Cross multiply
244,314,454.20x = 366,471,681.30 × 147,379,615.80 - Step 4: Simplify right side
244,314,454.20x = 54,010,455,591,574,048 - Step 5: Solve for x
x = 54,010,455,591,574,048/244,314,454.20 - Step 6: Final answer
x = 221,069,423.70
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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.