Finding the Fourth Proportional to 3,317,478,163,414, 4,976,217,257,060.40 and 932,517,633,130.55
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Solution
The fourth proportional to 3,317,478,163,414, 4,976,217,257,060.40 and 932,517,633,130.55 is: 1,398,776,453,051.90
Step by Step Solution
- Step 1: Write the proportion equation
3,317,478,163,414 : 4,976,217,257,060.40 = 932,517,633,130.55 : x - Step 2: Convert to fraction form
3,317,478,163,414/4,976,217,257,060.40 = 932,517,633,130.55/x - Step 3: Cross multiply
3,317,478,163,414x = 4,976,217,257,060.40 × 932,517,633,130.55 - Step 4: Simplify right side
3,317,478,163,414x = 4,640,410,338,497,362,711,805,952 - Step 5: Solve for x
x = 4,640,410,338,497,362,711,805,952/3,317,478,163,414 - Step 6: Final answer
x = 1,398,776,453,051.90
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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.