Finding the Fourth Proportional to 476,934,396.96, 658,239,171.86 and 268,107,739.68
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Solution
The fourth proportional to 476,934,396.96, 658,239,171.86 and 268,107,739.68 is: 370,027,864.76
Step by Step Solution
- Step 1: Write the proportion equation
476,934,396.96 : 658,239,171.86 = 268,107,739.68 : x - Step 2: Convert to fraction form
476,934,396.96/658,239,171.86 = 268,107,739.68/x - Step 3: Cross multiply
476,934,396.96x = 658,239,171.86 × 268,107,739.68 - Step 4: Simplify right side
476,934,396.96x = 176,479,016,536,219,680 - Step 5: Solve for x
x = 176,479,016,536,219,680/476,934,396.96 - Step 6: Final answer
x = 370,027,864.76
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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.