Finding the Fourth Proportional to 483,863,137.80, 725,794,706.70 and 160,747,009.80
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Solution
The fourth proportional to 483,863,137.80, 725,794,706.70 and 160,747,009.80 is: 241,120,514.70
Step by Step Solution
- Step 1: Write the proportion equation
483,863,137.80 : 725,794,706.70 = 160,747,009.80 : x - Step 2: Convert to fraction form
483,863,137.80/725,794,706.70 = 160,747,009.80/x - Step 3: Cross multiply
483,863,137.80x = 725,794,706.70 × 160,747,009.80 - Step 4: Simplify right side
483,863,137.80x = 116,669,328,830,693,040 - Step 5: Solve for x
x = 116,669,328,830,693,040/483,863,137.80 - Step 6: Final answer
x = 241,120,514.70
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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.