Finding the Fourth Proportional to 324,618,156.12, 485,777,813.94 and 201,854,283.96
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Solution
The fourth proportional to 324,618,156.12, 485,777,813.94 and 201,854,283.96 is: 302,066,692.66
Step by Step Solution
- Step 1: Write the proportion equation
324,618,156.12 : 485,777,813.94 = 201,854,283.96 : x - Step 2: Convert to fraction form
324,618,156.12/485,777,813.94 = 201,854,283.96/x - Step 3: Cross multiply
324,618,156.12x = 485,777,813.94 × 201,854,283.96 - Step 4: Simplify right side
324,618,156.12x = 98,056,332,796,512,816 - Step 5: Solve for x
x = 98,056,332,796,512,816/324,618,156.12 - Step 6: Final answer
x = 302,066,692.66
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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.