Finding the Fourth Proportional to 881,490,574,022.49, 1,321,621,109,575.70 and 390,573,824,806.08
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Solution
The fourth proportional to 881,490,574,022.49, 1,321,621,109,575.70 and 390,573,824,806.08 is: 585,588,351,053.96
Step by Step Solution
- Step 1: Write the proportion equation
881,490,574,022.49 : 1,321,621,109,575.70 = 390,573,824,806.08 : x - Step 2: Convert to fraction form
881,490,574,022.49/1,321,621,109,575.70 = 390,573,824,806.08/x - Step 3: Cross multiply
881,490,574,022.49x = 1,321,621,109,575.70 × 390,573,824,806.08 - Step 4: Simplify right side
881,490,574,022.49x = 516,190,611,711,436,494,209,024 - Step 5: Solve for x
x = 516,190,611,711,436,494,209,024/881,490,574,022.49 - Step 6: Final answer
x = 585,588,351,053.96
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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.