Finding the Fourth Proportional to 221,989,478.08, 332,976,234.12 and 58,225,926.64
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Solution
The fourth proportional to 221,989,478.08, 332,976,234.12 and 58,225,926.64 is: 87,336,796.09
Step by Step Solution
- Step 1: Write the proportion equation
221,989,478.08 : 332,976,234.12 = 58,225,926.64 : x - Step 2: Convert to fraction form
221,989,478.08/332,976,234.12 = 58,225,926.64/x - Step 3: Cross multiply
221,989,478.08x = 332,976,234.12 × 58,225,926.64 - Step 4: Simplify right side
221,989,478.08x = 19,387,849,780,734,584 - Step 5: Solve for x
x = 19,387,849,780,734,584/221,989,478.08 - Step 6: Final answer
x = 87,336,796.09
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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.