Finding the Fourth Proportional to 7,946,277,751.68, 11,919,020,411.52 and 2,971,633,879.68
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Solution
The fourth proportional to 7,946,277,751.68, 11,919,020,411.52 and 2,971,633,879.68 is: 4,457,302,648.40
Step by Step Solution
- Step 1: Write the proportion equation
7,946,277,751.68 : 11,919,020,411.52 = 2,971,633,879.68 : x - Step 2: Convert to fraction form
7,946,277,751.68/11,919,020,411.52 = 2,971,633,879.68/x - Step 3: Cross multiply
7,946,277,751.68x = 11,919,020,411.52 × 2,971,633,879.68 - Step 4: Simplify right side
7,946,277,751.68x = 35,418,964,867,470,286,848 - Step 5: Solve for x
x = 35,418,964,867,470,286,848/7,946,277,751.68 - Step 6: Final answer
x = 4,457,302,648.40
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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.