Finding the Fourth Proportional to 124,416,629.80, 186,624,944.70 and 94,183,541.80
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Solution
The fourth proportional to 124,416,629.80, 186,624,944.70 and 94,183,541.80 is: 141,275,312.70
Step by Step Solution
- Step 1: Write the proportion equation
124,416,629.80 : 186,624,944.70 = 94,183,541.80 : x - Step 2: Convert to fraction form
124,416,629.80/186,624,944.70 = 94,183,541.80/x - Step 3: Cross multiply
124,416,629.80x = 186,624,944.70 × 94,183,541.80 - Step 4: Simplify right side
124,416,629.80x = 17,576,998,280,075,136 - Step 5: Solve for x
x = 17,576,998,280,075,136/124,416,629.80 - Step 6: Final answer
x = 141,275,312.70
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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.