Finding the Fourth Proportional to 159,517,946.10, 239,276,919.15 and 136,559,694.90
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Solution
The fourth proportional to 159,517,946.10, 239,276,919.15 and 136,559,694.90 is: 204,839,542.35
Step by Step Solution
- Step 1: Write the proportion equation
159,517,946.10 : 239,276,919.15 = 136,559,694.90 : x - Step 2: Convert to fraction form
159,517,946.10/239,276,919.15 = 136,559,694.90/x - Step 3: Cross multiply
159,517,946.10x = 239,276,919.15 × 136,559,694.90 - Step 4: Simplify right side
159,517,946.10x = 32,675,583,075,735,968 - Step 5: Solve for x
x = 32,675,583,075,735,968/159,517,946.10 - Step 6: Final answer
x = 204,839,542.35
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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.