Finding the Fourth Proportional to 103,699,464.03, 155,547,193.73 and 30,965,526.99
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Solution
The fourth proportional to 103,699,464.03, 155,547,193.73 and 30,965,526.99 is: 46,447,692.58
Step by Step Solution
- Step 1: Write the proportion equation
103,699,464.03 : 155,547,193.73 = 30,965,526.99 : x - Step 2: Convert to fraction form
103,699,464.03/155,547,193.73 = 30,965,526.99/x - Step 3: Cross multiply
103,699,464.03x = 155,547,193.73 × 30,965,526.99 - Step 4: Simplify right side
103,699,464.03x = 4,816,600,825,510,246 - Step 5: Solve for x
x = 4,816,600,825,510,246/103,699,464.03 - Step 6: Final answer
x = 46,447,692.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.