Finding the Fourth Proportional to 4,792,478,672.69, 6,614,277,566.36 and 2,757,887,712.03
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Solution
The fourth proportional to 4,792,478,672.69, 6,614,277,566.36 and 2,757,887,712.03 is: 3,806,263,119.79
Step by Step Solution
- Step 1: Write the proportion equation
4,792,478,672.69 : 6,614,277,566.36 = 2,757,887,712.03 : x - Step 2: Convert to fraction form
4,792,478,672.69/6,614,277,566.36 = 2,757,887,712.03/x - Step 3: Cross multiply
4,792,478,672.69x = 6,614,277,566.36 × 2,757,887,712.03 - Step 4: Simplify right side
4,792,478,672.69x = 18,241,434,824,206,147,584 - Step 5: Solve for x
x = 18,241,434,824,206,147,584/4,792,478,672.69 - Step 6: Final answer
x = 3,806,263,119.79
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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.