Finding the Fourth Proportional to 26,201,631,192.13, 39,262,453,819.04 and 15,556,893,861.70
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Solution
The fourth proportional to 26,201,631,192.13, 39,262,453,819.04 and 15,556,893,861.70 is: 23,311,595,462.66
Step by Step Solution
- Step 1: Write the proportion equation
26,201,631,192.13 : 39,262,453,819.04 = 15,556,893,861.70 : x - Step 2: Convert to fraction form
26,201,631,192.13/39,262,453,819.04 = 15,556,893,861.70/x - Step 3: Cross multiply
26,201,631,192.13x = 39,262,453,819.04 × 15,556,893,861.70 - Step 4: Simplify right side
26,201,631,192.13x = 610,801,826,812,625,420,288 - Step 5: Solve for x
x = 610,801,826,812,625,420,288/26,201,631,192.13 - Step 6: Final answer
x = 23,311,595,462.66
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1.5x scale
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.