Finding the Fourth Proportional to 7,565,384,765.37, 11,338,233,947.26 and 3,078,250,120.53
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Solution
The fourth proportional to 7,565,384,765.37, 11,338,233,947.26 and 3,078,250,120.53 is: 4,613,370,118.92
Step by Step Solution
- Step 1: Write the proportion equation
7,565,384,765.37 : 11,338,233,947.26 = 3,078,250,120.53 : x - Step 2: Convert to fraction form
7,565,384,765.37/11,338,233,947.26 = 3,078,250,120.53/x - Step 3: Cross multiply
7,565,384,765.37x = 11,338,233,947.26 × 3,078,250,120.53 - Step 4: Simplify right side
7,565,384,765.37x = 34,901,920,014,678,347,776 - Step 5: Solve for x
x = 34,901,920,014,678,347,776/7,565,384,765.37 - Step 6: Final answer
x = 4,613,370,118.92
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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.