Finding the Fourth Proportional to 230,146,996.14, 345,223,485.84 and 76,793,052.58
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Solution
The fourth proportional to 230,146,996.14, 345,223,485.84 and 76,793,052.58 is: 115,190,577.08
Step by Step Solution
- Step 1: Write the proportion equation
230,146,996.14 : 345,223,485.84 = 76,793,052.58 : x - Step 2: Convert to fraction form
230,146,996.14/345,223,485.84 = 76,793,052.58/x - Step 3: Cross multiply
230,146,996.14x = 345,223,485.84 × 76,793,052.58 - Step 4: Simplify right side
230,146,996.14x = 26,510,765,299,386,920 - Step 5: Solve for x
x = 26,510,765,299,386,920/230,146,996.14 - Step 6: Final answer
x = 115,190,577.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.