Finding the Fourth Proportional to 262,202,605.56, 361,839,616.74 and 144,727,966.08
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Solution
The fourth proportional to 262,202,605.56, 361,839,616.74 and 144,727,966.08 is: 199,724,604.82
Step by Step Solution
- Step 1: Write the proportion equation
262,202,605.56 : 361,839,616.74 = 144,727,966.08 : x - Step 2: Convert to fraction form
262,202,605.56/361,839,616.74 = 144,727,966.08/x - Step 3: Cross multiply
262,202,605.56x = 361,839,616.74 × 144,727,966.08 - Step 4: Simplify right side
262,202,605.56x = 52,368,311,777,946,928 - Step 5: Solve for x
x = 52,368,311,777,946,928/262,202,605.56 - Step 6: Final answer
x = 199,724,604.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.