Finding the Fourth Proportional to 4,086,240,795.16, 6,129,361,273.84 and 980,823,438.47
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Solution
The fourth proportional to 4,086,240,795.16, 6,129,361,273.84 and 980,823,438.47 is: 1,471,235,177.18
Step by Step Solution
- Step 1: Write the proportion equation
4,086,240,795.16 : 6,129,361,273.84 = 980,823,438.47 : x - Step 2: Convert to fraction form
4,086,240,795.16/6,129,361,273.84 = 980,823,438.47/x - Step 3: Cross multiply
4,086,240,795.16x = 6,129,361,273.84 × 980,823,438.47 - Step 4: Simplify right side
4,086,240,795.16x = 6,011,821,200,245,478,400 - Step 5: Solve for x
x = 6,011,821,200,245,478,400/4,086,240,795.16 - Step 6: Final answer
x = 1,471,235,177.18
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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.