Finding the Fourth Proportional to 345,203,322.36, 517,801,439.99 and 199,544,201.61
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Solution
The fourth proportional to 345,203,322.36, 517,801,439.99 and 199,544,201.61 is: 299,314,254.07
Step by Step Solution
- Step 1: Write the proportion equation
345,203,322.36 : 517,801,439.99 = 199,544,201.61 : x - Step 2: Convert to fraction form
345,203,322.36/517,801,439.99 = 199,544,201.61/x - Step 3: Cross multiply
345,203,322.36x = 517,801,439.99 × 199,544,201.61 - Step 4: Simplify right side
345,203,322.36x = 103,324,274,934,315,168 - Step 5: Solve for x
x = 103,324,274,934,315,168/345,203,322.36 - Step 6: Final answer
x = 299,314,254.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.