Finding the Fourth Proportional to 5,919,208,827.97, 8,169,560,674.98 and 3,540,608,450.71
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Solution
The fourth proportional to 5,919,208,827.97, 8,169,560,674.98 and 3,540,608,450.71 is: 4,886,669,216.29
Step by Step Solution
- Step 1: Write the proportion equation
5,919,208,827.97 : 8,169,560,674.98 = 3,540,608,450.71 : x - Step 2: Convert to fraction form
5,919,208,827.97/8,169,560,674.98 = 3,540,608,450.71/x - Step 3: Cross multiply
5,919,208,827.97x = 8,169,560,674.98 × 3,540,608,450.71 - Step 4: Simplify right side
5,919,208,827.97x = 28,925,215,564,422,279,168 - Step 5: Solve for x
x = 28,925,215,564,422,279,168/5,919,208,827.97 - Step 6: Final answer
x = 4,886,669,216.29
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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.