Finding the Fourth Proportional to 662,276,471.20, 993,414,706.80 and 597,779,216.80
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Solution
The fourth proportional to 662,276,471.20, 993,414,706.80 and 597,779,216.80 is: 896,668,825.20
Step by Step Solution
- Step 1: Write the proportion equation
662,276,471.20 : 993,414,706.80 = 597,779,216.80 : x - Step 2: Convert to fraction form
662,276,471.20/993,414,706.80 = 597,779,216.80/x - Step 3: Cross multiply
662,276,471.20x = 993,414,706.80 × 597,779,216.80 - Step 4: Simplify right side
662,276,471.20x = 593,842,665,388,505,600 - Step 5: Solve for x
x = 593,842,665,388,505,600/662,276,471.20 - Step 6: Final answer
x = 896,668,825.20
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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.