Finding the Fourth Proportional to 582,182,155.65, 803,481,826.41 and 331,347,536.76
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Solution
The fourth proportional to 582,182,155.65, 803,481,826.41 and 331,347,536.76 is: 457,299,698.09
Step by Step Solution
- Step 1: Write the proportion equation
582,182,155.65 : 803,481,826.41 = 331,347,536.76 : x - Step 2: Convert to fraction form
582,182,155.65/803,481,826.41 = 331,347,536.76/x - Step 3: Cross multiply
582,182,155.65x = 803,481,826.41 × 331,347,536.76 - Step 4: Simplify right side
582,182,155.65x = 266,231,724,012,379,392 - Step 5: Solve for x
x = 266,231,724,012,379,392/582,182,155.65 - Step 6: Final answer
x = 457,299,698.09
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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.