Finding the Fourth Proportional to 320,544,625.21, 480,694,372.18 and 174,900,340.53
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Solution
The fourth proportional to 320,544,625.21, 480,694,372.18 and 174,900,340.53 is: 262,283,634.70
Step by Step Solution
- Step 1: Write the proportion equation
320,544,625.21 : 480,694,372.18 = 174,900,340.53 : x - Step 2: Convert to fraction form
320,544,625.21/480,694,372.18 = 174,900,340.53/x - Step 3: Cross multiply
320,544,625.21x = 480,694,372.18 × 174,900,340.53 - Step 4: Simplify right side
320,544,625.21x = 84,073,609,385,136,560 - Step 5: Solve for x
x = 84,073,609,385,136,560/320,544,625.21 - Step 6: Final answer
x = 262,283,634.70
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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.