Finding the Fourth Proportional to 292,507,038, 403,659,770.76 and 162,126,846
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Solution
The fourth proportional to 292,507,038, 403,659,770.76 and 162,126,846 is: 223,735,079.80
Step by Step Solution
- Step 1: Write the proportion equation
292,507,038 : 403,659,770.76 = 162,126,846 : x - Step 2: Convert to fraction form
292,507,038/403,659,770.76 = 162,126,846/x - Step 3: Cross multiply
292,507,038x = 403,659,770.76 × 162,126,846 - Step 4: Simplify right side
292,507,038x = 65,444,085,490,401,824 - Step 5: Solve for x
x = 65,444,085,490,401,824/292,507,038 - Step 6: Final answer
x = 223,735,079.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.