Finding the Fourth Proportional to 236,388,618, 326,212,887.57 and 130,546,511.79
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Solution
The fourth proportional to 236,388,618, 326,212,887.57 and 130,546,511.79 is: 180,152,305.70
Step by Step Solution
- Step 1: Write the proportion equation
236,388,618 : 326,212,887.57 = 130,546,511.79 : x - Step 2: Convert to fraction form
236,388,618/326,212,887.57 = 130,546,511.79/x - Step 3: Cross multiply
236,388,618x = 326,212,887.57 × 130,546,511.79 - Step 4: Simplify right side
236,388,618x = 42,585,954,573,206,952 - Step 5: Solve for x
x = 42,585,954,573,206,952/236,388,618 - Step 6: Final answer
x = 180,152,305.70
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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.