Finding the Fourth Proportional to 6,881,751,406.80, 10,328,143,322.21 and 3,566,513,790.44
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Solution
The fourth proportional to 6,881,751,406.80, 10,328,143,322.21 and 3,566,513,790.44 is: 5,352,629,499.50
Step by Step Solution
- Step 1: Write the proportion equation
6,881,751,406.80 : 10,328,143,322.21 = 3,566,513,790.44 : x - Step 2: Convert to fraction form
6,881,751,406.80/10,328,143,322.21 = 3,566,513,790.44/x - Step 3: Cross multiply
6,881,751,406.80x = 10,328,143,322.21 × 3,566,513,790.44 - Step 4: Simplify right side
6,881,751,406.80x = 36,835,465,588,260,610,048 - Step 5: Solve for x
x = 36,835,465,588,260,610,048/6,881,751,406.80 - Step 6: Final answer
x = 5,352,629,499.50
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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.