Finding the Fourth Proportional to 326,102,021.82, 489,459,499.74 and 170,767,323.18
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Solution
The fourth proportional to 326,102,021.82, 489,459,499.74 and 170,767,323.18 is: 256,311,469.98
Step by Step Solution
- Step 1: Write the proportion equation
326,102,021.82 : 489,459,499.74 = 170,767,323.18 : x - Step 2: Convert to fraction form
326,102,021.82/489,459,499.74 = 170,767,323.18/x - Step 3: Cross multiply
326,102,021.82x = 489,459,499.74 × 170,767,323.18 - Step 4: Simplify right side
326,102,021.82x = 83,583,688,575,621,712 - Step 5: Solve for x
x = 83,583,688,575,621,712/326,102,021.82 - Step 6: Final answer
x = 256,311,469.98
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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.