Finding the Fourth Proportional to 567,651,616.20, 851,477,424.30 and 513,232,057.80
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Solution
The fourth proportional to 567,651,616.20, 851,477,424.30 and 513,232,057.80 is: 769,848,086.70
Step by Step Solution
- Step 1: Write the proportion equation
567,651,616.20 : 851,477,424.30 = 513,232,057.80 : x - Step 2: Convert to fraction form
567,651,616.20/851,477,424.30 = 513,232,057.80/x - Step 3: Cross multiply
567,651,616.20x = 851,477,424.30 × 513,232,057.80 - Step 4: Simplify right side
567,651,616.20x = 437,005,510,643,732,736 - Step 5: Solve for x
x = 437,005,510,643,732,736/567,651,616.20 - Step 6: Final answer
x = 769,848,086.70
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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.