Finding the Fourth Proportional to 326,857,767.58, 451,047,417.10 and 185,710,343.99
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Solution
The fourth proportional to 326,857,767.58, 451,047,417.10 and 185,710,343.99 is: 256,271,012.33
Step by Step Solution
- Step 1: Write the proportion equation
326,857,767.58 : 451,047,417.10 = 185,710,343.99 : x - Step 2: Convert to fraction form
326,857,767.58/451,047,417.10 = 185,710,343.99/x - Step 3: Cross multiply
326,857,767.58x = 451,047,417.10 × 185,710,343.99 - Step 4: Simplify right side
326,857,767.58x = 83,764,170,985,442,016 - Step 5: Solve for x
x = 83,764,170,985,442,016/326,857,767.58 - Step 6: Final answer
x = 256,271,012.33
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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.