Finding the Fourth Proportional to 328,789,005.93, 492,497,211.69 and 197,214,006.82
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Solution
The fourth proportional to 328,789,005.93, 492,497,211.69 and 197,214,006.82 is: 295,409,355.90
Step by Step Solution
- Step 1: Write the proportion equation
328,789,005.93 : 492,497,211.69 = 197,214,006.82 : x - Step 2: Convert to fraction form
328,789,005.93/492,497,211.69 = 197,214,006.82/x - Step 3: Cross multiply
328,789,005.93x = 492,497,211.69 × 197,214,006.82 - Step 4: Simplify right side
328,789,005.93x = 97,127,348,467,520,208 - Step 5: Solve for x
x = 97,127,348,467,520,208/328,789,005.93 - Step 6: Final answer
x = 295,409,355.90
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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.