Finding the Fourth Proportional to 4,814,016,778.47, 6,643,350,969.54 and 2,670,623,493.84
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Solution
The fourth proportional to 4,814,016,778.47, 6,643,350,969.54 and 2,670,623,493.84 is: 3,685,464,757.09
Step by Step Solution
- Step 1: Write the proportion equation
4,814,016,778.47 : 6,643,350,969.54 = 2,670,623,493.84 : x - Step 2: Convert to fraction form
4,814,016,778.47/6,643,350,969.54 = 2,670,623,493.84/x - Step 3: Cross multiply
4,814,016,778.47x = 6,643,350,969.54 × 2,670,623,493.84 - Step 4: Simplify right side
4,814,016,778.47x = 17,741,889,177,078,267,904 - Step 5: Solve for x
x = 17,741,889,177,078,267,904/4,814,016,778.47 - Step 6: Final answer
x = 3,685,464,757.09
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1.5x scale
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.