Finding the Fourth Proportional to 7,946,277,754.64, 11,919,020,404.88 and 2,971,633,879.92
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Solution
The fourth proportional to 7,946,277,754.64, 11,919,020,404.88 and 2,971,633,879.92 is: 4,457,302,644.61
Step by Step Solution
- Step 1: Write the proportion equation
7,946,277,754.64 : 11,919,020,404.88 = 2,971,633,879.92 : x - Step 2: Convert to fraction form
7,946,277,754.64/11,919,020,404.88 = 2,971,633,879.92/x - Step 3: Cross multiply
7,946,277,754.64x = 11,919,020,404.88 × 2,971,633,879.92 - Step 4: Simplify right side
7,946,277,754.64x = 35,418,964,850,599,202,816 - Step 5: Solve for x
x = 35,418,964,850,599,202,816/7,946,277,754.64 - Step 6: Final answer
x = 4,457,302,644.61
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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.