Finding the Fourth Proportional to 2,402,207,418.20, 3,603,311,127.30 and 1,479,090,464.60
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Solution
The fourth proportional to 2,402,207,418.20, 3,603,311,127.30 and 1,479,090,464.60 is: 2,218,635,696.90
Step by Step Solution
- Step 1: Write the proportion equation
2,402,207,418.20 : 3,603,311,127.30 = 1,479,090,464.60 : x - Step 2: Convert to fraction form
2,402,207,418.20/3,603,311,127.30 = 1,479,090,464.60/x - Step 3: Cross multiply
2,402,207,418.20x = 3,603,311,127.30 × 1,479,090,464.60 - Step 4: Simplify right side
2,402,207,418.20x = 5,329,623,129,376,506,880 - Step 5: Solve for x
x = 5,329,623,129,376,506,880/2,402,207,418.20 - Step 6: Final answer
x = 2,218,635,696.90
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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.