Finding the Fourth Proportional to 322,563,724.20, 483,845,586.30 and 177,444,901.80
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Solution
The fourth proportional to 322,563,724.20, 483,845,586.30 and 177,444,901.80 is: 266,167,352.70
Step by Step Solution
- Step 1: Write the proportion equation
322,563,724.20 : 483,845,586.30 = 177,444,901.80 : x - Step 2: Convert to fraction form
322,563,724.20/483,845,586.30 = 177,444,901.80/x - Step 3: Cross multiply
322,563,724.20x = 483,845,586.30 × 177,444,901.80 - Step 4: Simplify right side
322,563,724.20x = 85,855,932,547,366,928 - Step 5: Solve for x
x = 85,855,932,547,366,928/322,563,724.20 - Step 6: Final answer
x = 266,167,352.70
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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.