Finding the Fourth Proportional to 325,093,508,370.80, 448,527,828,221.72 and 187,866,341,244.09
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Solution
The fourth proportional to 325,093,508,370.80, 448,527,828,221.72 and 187,866,341,244.09 is: 259,197,061,351.54
Step by Step Solution
- Step 1: Write the proportion equation
325,093,508,370.80 : 448,527,828,221.72 = 187,866,341,244.09 : x - Step 2: Convert to fraction form
325,093,508,370.80/448,527,828,221.72 = 187,866,341,244.09/x - Step 3: Cross multiply
325,093,508,370.80x = 448,527,828,221.72 × 187,866,341,244.09 - Step 4: Simplify right side
325,093,508,370.80x = 84,263,282,034,172,221,194,240 - Step 5: Solve for x
x = 84,263,282,034,172,221,194,240/325,093,508,370.80 - Step 6: Final answer
x = 259,197,061,351.54
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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.