Finding the Fourth Proportional to 319,452,490.34, 479,231,682.69 and 112,137,110
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Solution
The fourth proportional to 319,452,490.34, 479,231,682.69 and 112,137,110 is: 168,224,251.00
Step by Step Solution
- Step 1: Write the proportion equation
319,452,490.34 : 479,231,682.69 = 112,137,110 : x - Step 2: Convert to fraction form
319,452,490.34/479,231,682.69 = 112,137,110/x - Step 3: Cross multiply
319,452,490.34x = 479,231,682.69 × 112,137,110 - Step 4: Simplify right side
319,452,490.34x = 53,739,655,917,293,624 - Step 5: Solve for x
x = 53,739,655,917,293,624/319,452,490.34 - Step 6: Final answer
x = 168,224,251.00
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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.