Finding the Fourth Proportional to 266,795,550.80, 368,189,367 and 147,718,142.36
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Solution
The fourth proportional to 266,795,550.80, 368,189,367 and 147,718,142.36 is: 203,857,407.54
Step by Step Solution
- Step 1: Write the proportion equation
266,795,550.80 : 368,189,367 = 147,718,142.36 : x - Step 2: Convert to fraction form
266,795,550.80/368,189,367 = 147,718,142.36/x - Step 3: Cross multiply
266,795,550.80x = 368,189,367 × 147,718,142.36 - Step 4: Simplify right side
266,795,550.80x = 54,388,249,329,944,288 - Step 5: Solve for x
x = 54,388,249,329,944,288/266,795,550.80 - Step 6: Final answer
x = 203,857,407.54
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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.