Finding the Fourth Proportional to 157,593,748.46, 236,482,739.42 and 113,831,353.58
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Solution
The fourth proportional to 157,593,748.46, 236,482,739.42 and 113,831,353.58 is: 170,813,567.09
Step by Step Solution
- Step 1: Write the proportion equation
157,593,748.46 : 236,482,739.42 = 113,831,353.58 : x - Step 2: Convert to fraction form
157,593,748.46/236,482,739.42 = 113,831,353.58/x - Step 3: Cross multiply
157,593,748.46x = 236,482,739.42 × 113,831,353.58 - Step 4: Simplify right side
157,593,748.46x = 26,919,150,324,733,452 - Step 5: Solve for x
x = 26,919,150,324,733,452/157,593,748.46 - Step 6: Final answer
x = 170,813,567.09
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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.