Finding the Fourth Proportional to 12,110,202,339.80, 18,165,303,509.70 and 12,110,202,339.80
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Solution
The fourth proportional to 12,110,202,339.80, 18,165,303,509.70 and 12,110,202,339.80 is: 18,165,303,509.70
Step by Step Solution
- Step 1: Write the proportion equation
12,110,202,339.80 : 18,165,303,509.70 = 12,110,202,339.80 : x - Step 2: Convert to fraction form
12,110,202,339.80/18,165,303,509.70 = 12,110,202,339.80/x - Step 3: Cross multiply
12,110,202,339.80x = 18,165,303,509.70 × 12,110,202,339.80 - Step 4: Simplify right side
12,110,202,339.80x = 219,985,501,066,346,102,784 - Step 5: Solve for x
x = 219,985,501,066,346,102,784/12,110,202,339.80 - Step 6: Final answer
x = 18,165,303,509.70
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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.