Finding the Fourth Proportional to 416,577,205.80, 624,865,808.70 and 416,577,205.80
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Solution
The fourth proportional to 416,577,205.80, 624,865,808.70 and 416,577,205.80 is: 624,865,808.70
Step by Step Solution
- Step 1: Write the proportion equation
416,577,205.80 : 624,865,808.70 = 416,577,205.80 : x - Step 2: Convert to fraction form
416,577,205.80/624,865,808.70 = 416,577,205.80/x - Step 3: Cross multiply
416,577,205.80x = 624,865,808.70 × 416,577,205.80 - Step 4: Simplify right side
416,577,205.80x = 260,304,852,588,203,360 - Step 5: Solve for x
x = 260,304,852,588,203,360/416,577,205.80 - Step 6: Final answer
x = 624,865,808.70
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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.