Finding the Fourth Proportional to 5,735,020,565.97, 7,913,277,760.77 and 3,194,639,313.95
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Solution
The fourth proportional to 5,735,020,565.97, 7,913,277,760.77 and 3,194,639,313.95 is: 4,408,017,015.11
Step by Step Solution
- Step 1: Write the proportion equation
5,735,020,565.97 : 7,913,277,760.77 = 3,194,639,313.95 : x - Step 2: Convert to fraction form
5,735,020,565.97/7,913,277,760.77 = 3,194,639,313.95/x - Step 3: Cross multiply
5,735,020,565.97x = 7,913,277,760.77 × 3,194,639,313.95 - Step 4: Simplify right side
5,735,020,565.97x = 25,280,068,236,781,060,096 - Step 5: Solve for x
x = 25,280,068,236,781,060,096/5,735,020,565.97 - Step 6: Final answer
x = 4,408,017,015.11
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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.