Finding the Fourth Proportional to 331,776,202.80, 497,664,304.20 and 101,743,460.40
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Solution
The fourth proportional to 331,776,202.80, 497,664,304.20 and 101,743,460.40 is: 152,615,190.60
Step by Step Solution
- Step 1: Write the proportion equation
331,776,202.80 : 497,664,304.20 = 101,743,460.40 : x - Step 2: Convert to fraction form
331,776,202.80/497,664,304.20 = 101,743,460.40/x - Step 3: Cross multiply
331,776,202.80x = 497,664,304.20 × 101,743,460.40 - Step 4: Simplify right side
331,776,202.80x = 50,634,088,426,866,256 - Step 5: Solve for x
x = 50,634,088,426,866,256/331,776,202.80 - Step 6: Final answer
x = 152,615,190.60
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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.