Finding the Fourth Proportional to 48,362,419.20, 72,449,150.40 and 29,136,064.80
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Solution
The fourth proportional to 48,362,419.20, 72,449,150.40 and 29,136,064.80 is: 43,647,178.44
Step by Step Solution
- Step 1: Write the proportion equation
48,362,419.20 : 72,449,150.40 = 29,136,064.80 : x - Step 2: Convert to fraction form
48,362,419.20/72,449,150.40 = 29,136,064.80/x - Step 3: Cross multiply
48,362,419.20x = 72,449,150.40 × 29,136,064.80 - Step 4: Simplify right side
48,362,419.20x = 2,110,883,140,759,346.25 - Step 5: Solve for x
x = 2,110,883,140,759,346.25/48,362,419.20 - Step 6: Final answer
x = 43,647,178.44
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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.