Finding the Fourth Proportional to 497,922,010.20, 746,883,015.30 and 304,211,765.70
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Solution
The fourth proportional to 497,922,010.20, 746,883,015.30 and 304,211,765.70 is: 456,317,648.55
Step by Step Solution
- Step 1: Write the proportion equation
497,922,010.20 : 746,883,015.30 = 304,211,765.70 : x - Step 2: Convert to fraction form
497,922,010.20/746,883,015.30 = 304,211,765.70/x - Step 3: Cross multiply
497,922,010.20x = 746,883,015.30 × 304,211,765.70 - Step 4: Simplify right side
497,922,010.20x = 227,210,600,855,753,088 - Step 5: Solve for x
x = 227,210,600,855,753,088/497,922,010.20 - Step 6: Final answer
x = 456,317,648.55
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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.