Finding the Fourth Proportional to 7,914,389,170,430.90, 11,864,784,594,174 and 2,750,563,296,700.90
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Solution
The fourth proportional to 7,914,389,170,430.90, 11,864,784,594,174 and 2,750,563,296,700.90 is: 4,123,481,967,493.45
Step by Step Solution
- Step 1: Write the proportion equation
7,914,389,170,430.90 : 11,864,784,594,174 = 2,750,563,296,700.90 : x - Step 2: Convert to fraction form
7,914,389,170,430.90/11,864,784,594,174 = 2,750,563,296,700.90/x - Step 3: Cross multiply
7,914,389,170,430.90x = 11,864,784,594,174 × 2,750,563,296,700.90 - Step 4: Simplify right side
7,914,389,170,430.90x = 32,634,841,027,997,288,173,142,016 - Step 5: Solve for x
x = 32,634,841,027,997,288,173,142,016/7,914,389,170,430.90 - Step 6: Final answer
x = 4,123,481,967,493.45
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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.