Finding the Fourth Proportional to 185,075,186.99, 255,403,760.79 and 102,574,286.15
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Solution
The fourth proportional to 185,075,186.99, 255,403,760.79 and 102,574,286.15 is: 141,552,516.41
Step by Step Solution
- Step 1: Write the proportion equation
185,075,186.99 : 255,403,760.79 = 102,574,286.15 : x - Step 2: Convert to fraction form
185,075,186.99/255,403,760.79 = 102,574,286.15/x - Step 3: Cross multiply
185,075,186.99x = 255,403,760.79 × 102,574,286.15 - Step 4: Simplify right side
185,075,186.99x = 26,197,858,443,059,612 - Step 5: Solve for x
x = 26,197,858,443,059,612/185,075,186.99 - Step 6: Final answer
x = 141,552,516.41
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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.