Finding the Fourth Proportional to 1,549,119,614.21, 2,324,135,321.43 and 499,838,133.95
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Solution
The fourth proportional to 1,549,119,614.21, 2,324,135,321.43 and 499,838,133.95 is: 749,904,301.42
Step by Step Solution
- Step 1: Write the proportion equation
1,549,119,614.21 : 2,324,135,321.43 = 499,838,133.95 : x - Step 2: Convert to fraction form
1,549,119,614.21/2,324,135,321.43 = 499,838,133.95/x - Step 3: Cross multiply
1,549,119,614.21x = 2,324,135,321.43 × 499,838,133.95 - Step 4: Simplify right side
1,549,119,614.21x = 1,161,691,462,116,664,832 - Step 5: Solve for x
x = 1,161,691,462,116,664,832/1,549,119,614.21 - Step 6: Final answer
x = 749,904,301.42
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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.