Finding the Fourth Proportional to 5,516,284,276.20, 7,612,633,806.70 and 3,010,319,511.60
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Solution
The fourth proportional to 5,516,284,276.20, 7,612,633,806.70 and 3,010,319,511.60 is: 4,154,329,062.02
Step by Step Solution
- Step 1: Write the proportion equation
5,516,284,276.20 : 7,612,633,806.70 = 3,010,319,511.60 : x - Step 2: Convert to fraction form
5,516,284,276.20/7,612,633,806.70 = 3,010,319,511.60/x - Step 3: Cross multiply
5,516,284,276.20x = 7,612,633,806.70 × 3,010,319,511.60 - Step 4: Simplify right side
5,516,284,276.20x = 22,916,460,082,974,789,632 - Step 5: Solve for x
x = 22,916,460,082,974,789,632/5,516,284,276.20 - Step 6: Final answer
x = 4,154,329,062.02
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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.