Finding the Fourth Proportional to 147,411,628.12, 221,117,515.86 and 50,368,287.24
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Solution
The fourth proportional to 147,411,628.12, 221,117,515.86 and 50,368,287.24 is: 75,552,456.04
Step by Step Solution
- Step 1: Write the proportion equation
147,411,628.12 : 221,117,515.86 = 50,368,287.24 : x - Step 2: Convert to fraction form
147,411,628.12/221,117,515.86 = 50,368,287.24/x - Step 3: Cross multiply
147,411,628.12x = 221,117,515.86 × 50,368,287.24 - Step 4: Simplify right side
147,411,628.12x = 11,137,310,552,631,736 - Step 5: Solve for x
x = 11,137,310,552,631,736/147,411,628.12 - Step 6: Final answer
x = 75,552,456.04
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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.