Finding the Fourth Proportional to 200,565,289.73, 276,678,236.36 and 130,991,395.97
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Solution
The fourth proportional to 200,565,289.73, 276,678,236.36 and 130,991,395.97 is: 180,701,598.29
Step by Step Solution
- Step 1: Write the proportion equation
200,565,289.73 : 276,678,236.36 = 130,991,395.97 : x - Step 2: Convert to fraction form
200,565,289.73/276,678,236.36 = 130,991,395.97/x - Step 3: Cross multiply
200,565,289.73x = 276,678,236.36 × 130,991,395.97 - Step 4: Simplify right side
200,565,289.73x = 36,242,468,415,314,016 - Step 5: Solve for x
x = 36,242,468,415,314,016/200,565,289.73 - Step 6: Final answer
x = 180,701,598.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.