Finding the Fourth Proportional to 438,182,278.08, 656,701,121.52 and 334,170,638.52
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Solution
The fourth proportional to 438,182,278.08, 656,701,121.52 and 334,170,638.52 is: 500,819,508.39
Step by Step Solution
- Step 1: Write the proportion equation
438,182,278.08 : 656,701,121.52 = 334,170,638.52 : x - Step 2: Convert to fraction form
438,182,278.08/656,701,121.52 = 334,170,638.52/x - Step 3: Cross multiply
438,182,278.08x = 656,701,121.52 × 334,170,638.52 - Step 4: Simplify right side
438,182,278.08x = 219,450,233,095,138,496 - Step 5: Solve for x
x = 219,450,233,095,138,496/438,182,278.08 - Step 6: Final answer
x = 500,819,508.39
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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.