Finding the Fourth Proportional to 255,226,114.08, 352,210,245.84 and 139,332,610.08
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Solution
The fourth proportional to 255,226,114.08, 352,210,245.84 and 139,332,610.08 is: 192,278,023.85
Step by Step Solution
- Step 1: Write the proportion equation
255,226,114.08 : 352,210,245.84 = 139,332,610.08 : x - Step 2: Convert to fraction form
255,226,114.08/352,210,245.84 = 139,332,610.08/x - Step 3: Cross multiply
255,226,114.08x = 352,210,245.84 × 139,332,610.08 - Step 4: Simplify right side
255,226,114.08x = 49,074,372,849,805,664 - Step 5: Solve for x
x = 49,074,372,849,805,664/255,226,114.08 - Step 6: Final answer
x = 192,278,023.85
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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.