Finding the Fourth Proportional to 82,855,856.41, 124,319,624.07 and 44,472,530.18
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Solution
The fourth proportional to 82,855,856.41, 124,319,624.07 and 44,472,530.18 is: 66,728,031.95
Step by Step Solution
- Step 1: Write the proportion equation
82,855,856.41 : 124,319,624.07 = 44,472,530.18 : x - Step 2: Convert to fraction form
82,855,856.41/124,319,624.07 = 44,472,530.18/x - Step 3: Cross multiply
82,855,856.41x = 124,319,624.07 × 44,472,530.18 - Step 4: Simplify right side
82,855,856.41x = 5,528,808,233,896,900 - Step 5: Solve for x
x = 5,528,808,233,896,900/82,855,856.41 - Step 6: Final answer
x = 66,728,031.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.