Finding the Fourth Proportional to 413,409,074.77, 620,234,680.02 and 122,283,950.09
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Solution
The fourth proportional to 413,409,074.77, 620,234,680.02 and 122,283,950.09 is: 183,461,736.29
Step by Step Solution
- Step 1: Write the proportion equation
413,409,074.77 : 620,234,680.02 = 122,283,950.09 : x - Step 2: Convert to fraction form
413,409,074.77/620,234,680.02 = 122,283,950.09/x - Step 3: Cross multiply
413,409,074.77x = 620,234,680.02 × 122,283,950.09 - Step 4: Simplify right side
413,409,074.77x = 75,844,746,655,041,376 - Step 5: Solve for x
x = 75,844,746,655,041,376/413,409,074.77 - Step 6: Final answer
x = 183,461,736.29
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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.