Finding the Fourth Proportional to 162,059,036.32, 243,089,177.46 and 39,237,149.08
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Solution
The fourth proportional to 162,059,036.32, 243,089,177.46 and 39,237,149.08 is: 58,855,874.45
Step by Step Solution
- Step 1: Write the proportion equation
162,059,036.32 : 243,089,177.46 = 39,237,149.08 : x - Step 2: Convert to fraction form
162,059,036.32/243,089,177.46 = 39,237,149.08/x - Step 3: Cross multiply
162,059,036.32x = 243,089,177.46 × 39,237,149.08 - Step 4: Simplify right side
162,059,036.32x = 9,538,126,294,320,966 - Step 5: Solve for x
x = 9,538,126,294,320,966/162,059,036.32 - Step 6: Final answer
x = 58,855,874.45
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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.