Finding the Fourth Proportional to 7,843,688,275.05, 10,824,397,373.07 and 4,275,387,509.31
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Solution
The fourth proportional to 7,843,688,275.05, 10,824,397,373.07 and 4,275,387,509.31 is: 5,900,093,387.42
Step by Step Solution
- Step 1: Write the proportion equation
7,843,688,275.05 : 10,824,397,373.07 = 4,275,387,509.31 : x - Step 2: Convert to fraction form
7,843,688,275.05/10,824,397,373.07 = 4,275,387,509.31/x - Step 3: Cross multiply
7,843,688,275.05x = 10,824,397,373.07 × 4,275,387,509.31 - Step 4: Simplify right side
7,843,688,275.05x = 46,278,493,324,631,449,600 - Step 5: Solve for x
x = 46,278,493,324,631,449,600/7,843,688,275.05 - Step 6: Final answer
x = 5,900,093,387.42
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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.