Finding the Fourth Proportional to 266,255,786.66, 367,425,934.74 and 148,782,082.19
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Solution
The fourth proportional to 266,255,786.66, 367,425,934.74 and 148,782,082.19 is: 205,315,333.45
Step by Step Solution
- Step 1: Write the proportion equation
266,255,786.66 : 367,425,934.74 = 148,782,082.19 : x - Step 2: Convert to fraction form
266,255,786.66/367,425,934.74 = 148,782,082.19/x - Step 3: Cross multiply
266,255,786.66x = 367,425,934.74 × 148,782,082.19 - Step 4: Simplify right side
266,255,786.66x = 54,666,395,621,224,256 - Step 5: Solve for x
x = 54,666,395,621,224,256/266,255,786.66 - Step 6: Final answer
x = 205,315,333.45
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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.