Finding the Fourth Proportional to 2,083,518,522.24, 2,875,244,211.36 and 1,143,737,157.12
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Solution
The fourth proportional to 2,083,518,522.24, 2,875,244,211.36 and 1,143,737,157.12 is: 1,578,351,046.67
Step by Step Solution
- Step 1: Write the proportion equation
2,083,518,522.24 : 2,875,244,211.36 = 1,143,737,157.12 : x - Step 2: Convert to fraction form
2,083,518,522.24/2,875,244,211.36 = 1,143,737,157.12/x - Step 3: Cross multiply
2,083,518,522.24x = 2,875,244,211.36 × 1,143,737,157.12 - Step 4: Simplify right side
2,083,518,522.24x = 3,288,523,640,326,622,720 - Step 5: Solve for x
x = 3,288,523,640,326,622,720/2,083,518,522.24 - Step 6: Final answer
x = 1,578,351,046.67
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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.