Finding the Fourth Proportional to 609,291,479, 913,926,588.96 and 149,233,634.12
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Solution
The fourth proportional to 609,291,479, 913,926,588.96 and 149,233,634.12 is: 223,847,847.69
Step by Step Solution
- Step 1: Write the proportion equation
609,291,479 : 913,926,588.96 = 149,233,634.12 : x - Step 2: Convert to fraction form
609,291,479/913,926,588.96 = 149,233,634.12/x - Step 3: Cross multiply
609,291,479x = 913,926,588.96 × 149,233,634.12 - Step 4: Simplify right side
609,291,479x = 136,388,586,189,396,288 - Step 5: Solve for x
x = 136,388,586,189,396,288/609,291,479 - Step 6: Final answer
x = 223,847,847.69
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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.