Finding the Fourth Proportional to 3,761,302,760.08, 5,190,289,278.66 and 2,214,326,945.93
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Solution
The fourth proportional to 3,761,302,760.08, 5,190,289,278.66 and 2,214,326,945.93 is: 3,055,589,549.69
Step by Step Solution
- Step 1: Write the proportion equation
3,761,302,760.08 : 5,190,289,278.66 = 2,214,326,945.93 : x - Step 2: Convert to fraction form
3,761,302,760.08/5,190,289,278.66 = 2,214,326,945.93/x - Step 3: Cross multiply
3,761,302,760.08x = 5,190,289,278.66 × 2,214,326,945.93 - Step 4: Simplify right side
3,761,302,760.08x = 11,492,997,406,921,396,224 - Step 5: Solve for x
x = 11,492,997,406,921,396,224/3,761,302,760.08 - Step 6: Final answer
x = 3,055,589,549.69
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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.