Finding the Fourth Proportional to 7,863,217,504.83, 11,794,870,352.84 and 2,622,811,328.28
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Solution
The fourth proportional to 7,863,217,504.83, 11,794,870,352.84 and 2,622,811,328.28 is: 3,934,231,700.70
Step by Step Solution
- Step 1: Write the proportion equation
7,863,217,504.83 : 11,794,870,352.84 = 2,622,811,328.28 : x - Step 2: Convert to fraction form
7,863,217,504.83/11,794,870,352.84 = 2,622,811,328.28/x - Step 3: Cross multiply
7,863,217,504.83x = 11,794,870,352.84 × 2,622,811,328.28 - Step 4: Simplify right side
7,863,217,504.83x = 30,935,719,577,009,557,504 - Step 5: Solve for x
x = 30,935,719,577,009,557,504/7,863,217,504.83 - Step 6: Final answer
x = 3,934,231,700.70
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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.