Finding the Fourth Proportional to 162,059,035.82, 243,089,176.70 and 39,237,148.58
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Solution
The fourth proportional to 162,059,035.82, 243,089,176.70 and 39,237,148.58 is: 58,855,873.70
Step by Step Solution
- Step 1: Write the proportion equation
162,059,035.82 : 243,089,176.70 = 39,237,148.58 : x - Step 2: Convert to fraction form
162,059,035.82/243,089,176.70 = 39,237,148.58/x - Step 3: Cross multiply
162,059,035.82x = 243,089,176.70 × 39,237,148.58 - Step 4: Simplify right side
162,059,035.82x = 9,538,126,143,250,422 - Step 5: Solve for x
x = 9,538,126,143,250,422/162,059,035.82 - Step 6: Final answer
x = 58,855,873.70
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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.