Finding the Fourth Proportional to 8,964,014,107.80, 13,446,021,161.70 and 6,290,812,733.70
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Solution
The fourth proportional to 8,964,014,107.80, 13,446,021,161.70 and 6,290,812,733.70 is: 9,436,219,100.55
Step by Step Solution
- Step 1: Write the proportion equation
8,964,014,107.80 : 13,446,021,161.70 = 6,290,812,733.70 : x - Step 2: Convert to fraction form
8,964,014,107.80/13,446,021,161.70 = 6,290,812,733.70/x - Step 3: Cross multiply
8,964,014,107.80x = 13,446,021,161.70 × 6,290,812,733.70 - Step 4: Simplify right side
8,964,014,107.80x = 84,586,401,141,622,030,336 - Step 5: Solve for x
x = 84,586,401,141,622,030,336/8,964,014,107.80 - Step 6: Final answer
x = 9,436,219,100.55
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Double scale
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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.