Finding the Fourth Proportional to 757,795,080.14, 1,045,746,172.11 and 423,272,362.70
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Solution
The fourth proportional to 757,795,080.14, 1,045,746,172.11 and 423,272,362.70 is: 584,109,694.89
Step by Step Solution
- Step 1: Write the proportion equation
757,795,080.14 : 1,045,746,172.11 = 423,272,362.70 : x - Step 2: Convert to fraction form
757,795,080.14/1,045,746,172.11 = 423,272,362.70/x - Step 3: Cross multiply
757,795,080.14x = 1,045,746,172.11 × 423,272,362.70 - Step 4: Simplify right side
757,795,080.14x = 442,635,453,053,480,512 - Step 5: Solve for x
x = 442,635,453,053,480,512/757,795,080.14 - Step 6: Final answer
x = 584,109,694.89
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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.