Finding the Fourth Proportional to 247,011,246.81, 370,049,195.66 and 164,882,482.65
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Solution
The fourth proportional to 247,011,246.81, 370,049,195.66 and 164,882,482.65 is: 247,011,546.52
Step by Step Solution
- Step 1: Write the proportion equation
247,011,246.81 : 370,049,195.66 = 164,882,482.65 : x - Step 2: Convert to fraction form
247,011,246.81/370,049,195.66 = 164,882,482.65/x - Step 3: Cross multiply
247,011,246.81x = 370,049,195.66 × 164,882,482.65 - Step 4: Simplify right side
247,011,246.81x = 61,014,630,082,231,992 - Step 5: Solve for x
x = 61,014,630,082,231,992/247,011,246.81 - Step 6: Final answer
x = 247,011,546.52
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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.