Finding the Fourth Proportional to 100,791,201.70, 151,214,796.15 and 43,311,009.70
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Solution
The fourth proportional to 100,791,201.70, 151,214,796.15 and 43,311,009.70 is: 64,978,543.69
Step by Step Solution
- Step 1: Write the proportion equation
100,791,201.70 : 151,214,796.15 = 43,311,009.70 : x - Step 2: Convert to fraction form
100,791,201.70/151,214,796.15 = 43,311,009.70/x - Step 3: Cross multiply
100,791,201.70x = 151,214,796.15 × 43,311,009.70 - Step 4: Simplify right side
100,791,201.70x = 6,549,265,502,836,173 - Step 5: Solve for x
x = 6,549,265,502,836,173/100,791,201.70 - Step 6: Final answer
x = 64,978,543.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.