Finding the Fourth Proportional to 205,160,201.98, 283,163,837.38 and 188,614,118.14
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Solution
The fourth proportional to 205,160,201.98, 283,163,837.38 and 188,614,118.14 is: 260,326,793.21
Step by Step Solution
- Step 1: Write the proportion equation
205,160,201.98 : 283,163,837.38 = 188,614,118.14 : x - Step 2: Convert to fraction form
205,160,201.98/283,163,837.38 = 188,614,118.14/x - Step 3: Cross multiply
205,160,201.98x = 283,163,837.38 × 188,614,118.14 - Step 4: Simplify right side
205,160,201.98x = 53,408,697,476,567,064 - Step 5: Solve for x
x = 53,408,697,476,567,064/205,160,201.98 - Step 6: Final answer
x = 260,326,793.21
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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.