Finding the Fourth Proportional to 5,516,496,739.20, 8,278,776,187.20 and 3,883,909,987.20
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Solution
The fourth proportional to 5,516,496,739.20, 8,278,776,187.20 and 3,883,909,987.20 is: 5,828,703,076.50
Step by Step Solution
- Step 1: Write the proportion equation
5,516,496,739.20 : 8,278,776,187.20 = 3,883,909,987.20 : x - Step 2: Convert to fraction form
5,516,496,739.20/8,278,776,187.20 = 3,883,909,987.20/x - Step 3: Cross multiply
5,516,496,739.20x = 8,278,776,187.20 × 3,883,909,987.20 - Step 4: Simplify right side
5,516,496,739.20x = 32,154,021,515,259,613,184 - Step 5: Solve for x
x = 32,154,021,515,259,613,184/5,516,496,739.20 - Step 6: Final answer
x = 5,828,703,076.50
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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.