Finding the Fourth Proportional to 266,780,265.99, 400,190,581.19 and 82,566,373.91
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Solution
The fourth proportional to 266,780,265.99, 400,190,581.19 and 82,566,373.91 is: 123,855,807.09
Step by Step Solution
- Step 1: Write the proportion equation
266,780,265.99 : 400,190,581.19 = 82,566,373.91 : x - Step 2: Convert to fraction form
266,780,265.99/400,190,581.19 = 82,566,373.91/x - Step 3: Cross multiply
266,780,265.99x = 400,190,581.19 × 82,566,373.91 - Step 4: Simplify right side
266,780,265.99x = 33,042,285,159,999,216 - Step 5: Solve for x
x = 33,042,285,159,999,216/266,780,265.99 - Step 6: Final answer
x = 123,855,807.09
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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.