Finding the Fourth Proportional to 5,911,093,551.63, 8,157,303,831.13 and 3,336,659,175.12
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Solution
The fourth proportional to 5,911,093,551.63, 8,157,303,831.13 and 3,336,659,175.12 is: 4,604,586,686.82
Step by Step Solution
- Step 1: Write the proportion equation
5,911,093,551.63 : 8,157,303,831.13 = 3,336,659,175.12 : x - Step 2: Convert to fraction form
5,911,093,551.63/8,157,303,831.13 = 3,336,659,175.12/x - Step 3: Cross multiply
5,911,093,551.63x = 8,157,303,831.13 × 3,336,659,175.12 - Step 4: Simplify right side
5,911,093,551.63x = 27,218,142,672,381,440,000 - Step 5: Solve for x
x = 27,218,142,672,381,440,000/5,911,093,551.63 - Step 6: Final answer
x = 4,604,586,686.82
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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.