Finding the Fourth Proportional to 5,881,870,749.12, 8,116,881,318.72 and 3,205,682,589.12
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Solution
The fourth proportional to 5,881,870,749.12, 8,116,881,318.72 and 3,205,682,589.12 is: 4,423,787,300.20
Step by Step Solution
- Step 1: Write the proportion equation
5,881,870,749.12 : 8,116,881,318.72 = 3,205,682,589.12 : x - Step 2: Convert to fraction form
5,881,870,749.12/8,116,881,318.72 = 3,205,682,589.12/x - Step 3: Cross multiply
5,881,870,749.12x = 8,116,881,318.72 × 3,205,682,589.12 - Step 4: Simplify right side
5,881,870,749.12x = 26,020,145,121,374,089,216 - Step 5: Solve for x
x = 26,020,145,121,374,089,216/5,881,870,749.12 - Step 6: Final answer
x = 4,423,787,300.20
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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.