Finding the Fourth Proportional to 7,295,992,102,916.40, 10,068,759,389,902 and 4,003,857,745,432.80
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Solution
The fourth proportional to 7,295,992,102,916.40, 10,068,759,389,902 and 4,003,857,745,432.80 is: 5,525,482,991,414.40
Step by Step Solution
- Step 1: Write the proportion equation
7,295,992,102,916.40 : 10,068,759,389,902 = 4,003,857,745,432.80 : x - Step 2: Convert to fraction form
7,295,992,102,916.40/10,068,759,389,902 = 4,003,857,745,432.80/x - Step 3: Cross multiply
7,295,992,102,916.40x = 10,068,759,389,902 × 4,003,857,745,432.80 - Step 4: Simplify right side
7,295,992,102,916.40x = 40,313,880,270,158,357,411,659,776 - Step 5: Solve for x
x = 40,313,880,270,158,357,411,659,776/7,295,992,102,916.40 - Step 6: Final answer
x = 5,525,482,991,414.40
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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.