Finding the Fourth Proportional to 753,841,883.99, 1,130,776,996.53 and 236,260,865.27
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Solution
The fourth proportional to 753,841,883.99, 1,130,776,996.53 and 236,260,865.27 is: 354,395,739.08
Step by Step Solution
- Step 1: Write the proportion equation
753,841,883.99 : 1,130,776,996.53 = 236,260,865.27 : x - Step 2: Convert to fraction form
753,841,883.99/1,130,776,996.53 = 236,260,865.27/x - Step 3: Cross multiply
753,841,883.99x = 1,130,776,996.53 × 236,260,865.27 - Step 4: Simplify right side
753,841,883.99x = 267,158,351,627,589,600 - Step 5: Solve for x
x = 267,158,351,627,589,600/753,841,883.99 - Step 6: Final answer
x = 354,395,739.08
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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.