Finding the Fourth Proportional to 2,267,943,467.19, 3,403,134,861.99 and 2,185,393,906.29
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Solution
The fourth proportional to 2,267,943,467.19, 3,403,134,861.99 and 2,185,393,906.29 is: 3,279,266,126.90
Step by Step Solution
- Step 1: Write the proportion equation
2,267,943,467.19 : 3,403,134,861.99 = 2,185,393,906.29 : x - Step 2: Convert to fraction form
2,267,943,467.19/3,403,134,861.99 = 2,185,393,906.29/x - Step 3: Cross multiply
2,267,943,467.19x = 3,403,134,861.99 × 2,185,393,906.29 - Step 4: Simplify right side
2,267,943,467.19x = 7,437,190,189,676,005,376 - Step 5: Solve for x
x = 7,437,190,189,676,005,376/2,267,943,467.19 - Step 6: Final answer
x = 3,279,266,126.90
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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.