Finding the Fourth Proportional to 1,330,176,081.20, 1,995,264,121.80 and 1,007,689,809.20
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Solution
The fourth proportional to 1,330,176,081.20, 1,995,264,121.80 and 1,007,689,809.20 is: 1,511,534,713.80
Step by Step Solution
- Step 1: Write the proportion equation
1,330,176,081.20 : 1,995,264,121.80 = 1,007,689,809.20 : x - Step 2: Convert to fraction form
1,330,176,081.20/1,995,264,121.80 = 1,007,689,809.20/x - Step 3: Cross multiply
1,330,176,081.20x = 1,995,264,121.80 × 1,007,689,809.20 - Step 4: Simplify right side
1,330,176,081.20x = 2,010,607,322,200,247,552 - Step 5: Solve for x
x = 2,010,607,322,200,247,552/1,330,176,081.20 - Step 6: Final answer
x = 1,511,534,713.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.