Finding the Fourth Proportional to 231,795,958.08, 319,880,969.28 and 127,374,057.12
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Solution
The fourth proportional to 231,795,958.08, 319,880,969.28 and 127,374,057.12 is: 175,777,598.50
Step by Step Solution
- Step 1: Write the proportion equation
231,795,958.08 : 319,880,969.28 = 127,374,057.12 : x - Step 2: Convert to fraction form
231,795,958.08/319,880,969.28 = 127,374,057.12/x - Step 3: Cross multiply
231,795,958.08x = 319,880,969.28 × 127,374,057.12 - Step 4: Simplify right side
231,795,958.08x = 40,744,536,852,671,680 - Step 5: Solve for x
x = 40,744,536,852,671,680/231,795,958.08 - Step 6: Final answer
x = 175,777,598.50
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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.