Finding the Fourth Proportional to 567,651,615.70, 851,477,423.55 and 513,232,057.30
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Solution
The fourth proportional to 567,651,615.70, 851,477,423.55 and 513,232,057.30 is: 769,848,085.95
Step by Step Solution
- Step 1: Write the proportion equation
567,651,615.70 : 851,477,423.55 = 513,232,057.30 : x - Step 2: Convert to fraction form
567,651,615.70/851,477,423.55 = 513,232,057.30/x - Step 3: Cross multiply
567,651,615.70x = 851,477,423.55 × 513,232,057.30 - Step 4: Simplify right side
567,651,615.70x = 437,005,509,833,069,952 - Step 5: Solve for x
x = 437,005,509,833,069,952/567,651,615.70 - Step 6: Final answer
x = 769,848,085.95
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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.