Finding the Fourth Proportional to 454,030,823.70, 681,046,235.55 and 224,448,311.70
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Solution
The fourth proportional to 454,030,823.70, 681,046,235.55 and 224,448,311.70 is: 336,672,467.55
Step by Step Solution
- Step 1: Write the proportion equation
454,030,823.70 : 681,046,235.55 = 224,448,311.70 : x - Step 2: Convert to fraction form
454,030,823.70/681,046,235.55 = 224,448,311.70/x - Step 3: Cross multiply
454,030,823.70x = 681,046,235.55 × 224,448,311.70 - Step 4: Simplify right side
454,030,823.70x = 152,859,677,758,838,016 - Step 5: Solve for x
x = 152,859,677,758,838,016/454,030,823.70 - Step 6: Final answer
x = 336,672,467.55
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Similar ratio
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1.5x scale
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.