Finding the Fourth Proportional to 414,443,249.68, 571,928,723.40 and 226,271,537.68
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Solution
The fourth proportional to 414,443,249.68, 571,928,723.40 and 226,271,537.68 is: 312,253,105.31
Step by Step Solution
- Step 1: Write the proportion equation
414,443,249.68 : 571,928,723.40 = 226,271,537.68 : x - Step 2: Convert to fraction form
414,443,249.68/571,928,723.40 = 226,271,537.68/x - Step 3: Cross multiply
414,443,249.68x = 571,928,723.40 × 226,271,537.68 - Step 4: Simplify right side
414,443,249.68x = 129,411,191,687,077,392 - Step 5: Solve for x
x = 129,411,191,687,077,392/414,443,249.68 - Step 6: Final answer
x = 312,253,105.31
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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.