Finding the Fourth Proportional to 3,880,611,713.70, 5,818,791,806.52 and 1,911,133,882.98
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Solution
The fourth proportional to 3,880,611,713.70, 5,818,791,806.52 and 1,911,133,882.98 is: 2,865,653,922.60
Step by Step Solution
- Step 1: Write the proportion equation
3,880,611,713.70 : 5,818,791,806.52 = 1,911,133,882.98 : x - Step 2: Convert to fraction form
3,880,611,713.70/5,818,791,806.52 = 1,911,133,882.98/x - Step 3: Cross multiply
3,880,611,713.70x = 5,818,791,806.52 × 1,911,133,882.98 - Step 4: Simplify right side
3,880,611,713.70x = 11,120,490,179,446,777,856 - Step 5: Solve for x
x = 11,120,490,179,446,777,856/3,880,611,713.70 - Step 6: Final answer
x = 2,865,653,922.60
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1.5x scale
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.