Finding the Fourth Proportional to 575,451,235.48, 862,805,729 and 225,732,639.68
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Solution
The fourth proportional to 575,451,235.48, 862,805,729 and 225,732,639.68 is: 338,453,378.37
Step by Step Solution
- Step 1: Write the proportion equation
575,451,235.48 : 862,805,729 = 225,732,639.68 : x - Step 2: Convert to fraction form
575,451,235.48/862,805,729 = 225,732,639.68/x - Step 3: Cross multiply
575,451,235.48x = 862,805,729 × 225,732,639.68 - Step 4: Simplify right side
575,451,235.48x = 194,763,414,738,196,736 - Step 5: Solve for x
x = 194,763,414,738,196,736/575,451,235.48 - Step 6: Final answer
x = 338,453,378.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.