Finding the Fourth Proportional to 1,093,930,463.88, 1,509,059,122.23 and 741,385,888.92
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Solution
The fourth proportional to 1,093,930,463.88, 1,509,059,122.23 and 741,385,888.92 is: 1,022,729,666.75
Step by Step Solution
- Step 1: Write the proportion equation
1,093,930,463.88 : 1,509,059,122.23 = 741,385,888.92 : x - Step 2: Convert to fraction form
1,093,930,463.88/1,509,059,122.23 = 741,385,888.92/x - Step 3: Cross multiply
1,093,930,463.88x = 1,509,059,122.23 × 741,385,888.92 - Step 4: Simplify right side
1,093,930,463.88x = 1,118,795,138,767,323,392 - Step 5: Solve for x
x = 1,118,795,138,767,323,392/1,093,930,463.88 - Step 6: Final answer
x = 1,022,729,666.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.