Finding the Fourth Proportional to 2,511,554,110.07, 3,766,527,728.27 and 830,527,322.84
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Solution
The fourth proportional to 2,511,554,110.07, 3,766,527,728.27 and 830,527,322.84 is: 1,245,525,301.65
Step by Step Solution
- Step 1: Write the proportion equation
2,511,554,110.07 : 3,766,527,728.27 = 830,527,322.84 : x - Step 2: Convert to fraction form
2,511,554,110.07/3,766,527,728.27 = 830,527,322.84/x - Step 3: Cross multiply
2,511,554,110.07x = 3,766,527,728.27 × 830,527,322.84 - Step 4: Simplify right side
2,511,554,110.07x = 3,128,204,190,562,710,016 - Step 5: Solve for x
x = 3,128,204,190,562,710,016/2,511,554,110.07 - Step 6: Final answer
x = 1,245,525,301.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.