Finding the Fourth Proportional to 3,201,064,403.09, 4,417,930,944.74 and 1,844,438,479.43
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Solution
The fourth proportional to 3,201,064,403.09, 4,417,930,944.74 and 1,844,438,479.43 is: 2,545,591,343.34
Step by Step Solution
- Step 1: Write the proportion equation
3,201,064,403.09 : 4,417,930,944.74 = 1,844,438,479.43 : x - Step 2: Convert to fraction form
3,201,064,403.09/4,417,930,944.74 = 1,844,438,479.43/x - Step 3: Cross multiply
3,201,064,403.09x = 4,417,930,944.74 × 1,844,438,479.43 - Step 4: Simplify right side
3,201,064,403.09x = 8,148,601,833,958,644,736 - Step 5: Solve for x
x = 8,148,601,833,958,644,736/3,201,064,403.09 - Step 6: Final answer
x = 2,545,591,343.34
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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.